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What is the only bone in the human body that isn’t attached to another bone?
The hyoid bone
What is the largest freshwater lake in the world by volume?
Lake Baikal
What scale is used to measure the strength of tornadoes?
The Enhanced Fujita Scale
What’s the name of the process in which plants lose water through tiny pores in their leaves?
Transpiration
What is the name of the shape of DNA? This shape is also commonly used as the symbol for medicine.
The double helix
What is the saltiest body of water in the wrodl?
The Dead Sea
About how long does it take light from The Sun to reach Earth?
Right over 8 minutes
How many bones are in the human body
206
What are the 3 main layers of The Earth
Crust, mantle, and core
What is the force that resists motion through a fluid called?
drag
What unit is frequency measured in?
Hertz (Hz)
What is the force that resists motion between two surfaces in contact called?
Friction
what is the largest predatory animal on earth?
The Sperm Whale
At what temperature are Celsius and Fahrenheit equal?
-40°
Which mountain peak extends the furthest from the center of the Earth?
Chimborazo in Ecuador
What is the name for the animal behavior that means they are awake and active at night?
Nocturnal
What is the phenomenon where sound frequency changes due to change in loation of the source or observer?
The Doppler Effect
How fast is the speed of sound?
Metric: 340.3 meters per second (m/s). Imperial: 1,116.4 feet per second (ft/s).
How fast is the speed of light?
Approximately 299,792 kilometers per second (or 186,282 miles per second)
What is the name of the largest known volcano in the solar system?
Olympus Mons (on Mars)
What is the center of an atom called?
The nucleus
What is the distance between the moon and earth?
About 238,900 miles/385,000 km
What is the name of the deepest part of the Mariana Trench? (the deepest place on Earth)
The Challenger Deep
The first ever vaccine was for what disease?
Smallpox
What two elements is the sun mostly made of?
Hydrogen and Helium
About how old is the Earth?
4.5 billion years
What is the quality of an object that allows it to float on water?
Buoyancy
What is the rarest bllod type?
AB negative
How many elements are in the periodic table?
118
What is the approximate age of the universe, according to current scientific estimates?
13.8 billion years
What is the element with the highest melting point?
Tungsten (W) with a melting point of 3410°C (6152°F)
What inventor is credited with the discovery of penicillin in 1928?
Alexander Fleming
In the term scuba diving, what does scuba mean?
self contained underwater breathing apparatus
What type of blood is known as "the universal donor"? (they can give blood to people of any blood type)
Type O negative
What's the smallest bone in the human body?
The stapes/the stirrup. It's a tiny bone in your ear
What is the largest bone in the human body?
The femur (the thigh bone)
What astronaut stayed in the lunar command module when Buzz Aldrin and Neil Armstrong first walked on the moon?
Michael Collins
What bird has the largest wingspan? (length from the end of one wing to the end of the other wing)
The Albatross with a wingspan of up to 12 feet/3.7 meters
What do you call a scientist who studies rocks?
A geologist
What is the largest moon in the solar system?
Gantmeade, around Jupiter
What is the green pigment found in the leaves of plants that helps with photosynthesis?
Chlorophyll
What is the hard outer covering on insects called?
An exoskeleton
What is the study of the Earth's oceans and marine life called?
Oceanography
What is the study of fossils called?
Paleontology
What adaptation allows an animal to blend into its environment?
Camouflage
What is the term for the process by which individuals with certain traits are more likely to survive and reproduce?
Natural selection
What is the name of the scale used to measure the magnitude of earthquakes?
The Richter scale
What is the force that keeps objects in motion unless acted upon by an external force?
Inertia
What phenomenon of flat maps distorts the size of landmasses, making countries far from the equator, like Greenland, appear much larger than they actually are?
The Mercator projection
what is the largest waterfall by volume of water flow?
The Inga Falls on the Congo River in the Democratic Republic of Congo is considered the largest waterfall by volume of water flow.
A special molecule in your blood that helps fight viruses are called what?
An antibody
A type of disease that comes from your body working in an abormal way is called what?
A noninfectious disease
A type of disease that you get from a pathogen. It passes from one person to another.
An infectious disease
Which of the inner planets of the solar system have moons?
Only Earth and Mars
How hot is the center of the Sun?
About 15,000,000° C
About how hot is the surface of the sun?
About 5,500° C
potential energy + kinetic energy = ???
Mechanical energy
What do we call the process of a liquid turning into a gas?
Vaporization
What is power?
Power is how quickly work is done. Doing work faster, or doing more work in an equal time increases power.
What is the law of conservation energy?
It says energy can niether be created or destroyed, only changed.
How is mass different from weight?
Mass remains constant while weight depends on location. Mass is how much stuff there is in an object, weight is how heavy an object is.
What is a molecule?
2 or more atoms bonded together
What is a chemical change?
A change that involves a substance becoming a different substance
what is a physical change?
A change where although something about a substance becomes different, the substance itself remains constant. Ex: Water freezing to become ice
What is matter?
Anything that has mass and takes up space.
How many kinds of nuclear energy are there? What are they?
2, fission and fusion
What determines gravitational potential energy?
Vertical position and weight
What affects kinetic energy?
Speed and mass
What unit is force measured in?
Newtons
What unit is work measured in?
Joules
What unit is power measured in?
Watts
What is motion?
When an object's position changes relative to another object.
What is the name of a complicated type of machine that is made to do something simple, stupid, and useless?
Rube Goldberg machine
What is a prototype
An early sample or model of an idea built to test it.
Ice that gets pushed back up into the clouds after freezing before falling to earth is known as what?
Hail
What are the two main forces affecting air pressure?
Temperature and gravity.
What type of clouds form lowest in the atmosphere?
Fog
When air is hot, what happens to air pressure
It becomes less dense, so air pressure lowers
What is the process by which water vapor becomes liquid water?
condensation
What is the force exerted by the weight of air on a given area?
barometric/air pressure
What are the 5 main senses?
taste, touch, hearing, sight, smell
How many chambers does the heart have?
4
Why is one lung smaller than the other? Which one is smaller?
The left lung is smaller because your heart is on the left side.
What is the name of your voice box?
The larynx
The muscle below your lungs that helps you breathe is called what?
The diaphragm
A series of steps we use to solve a problem is called what?
The design process
Several simple machines working together is a called a ___________ _____________.
complex machine
Using a force to move an object some distance is called __________.
work
What is this simple machine?
inclined plane
Your arms are an example of which simple machine?
lever
What is this simple machine (your teeth)?
wedge
A bottle cap is an example of this simple machine.
screw
A seesaw is an example of this simple machine.
lever
A crane is an example of this simple machine (the part that lifts and lowers objects).
pulley
Name all 6 simple machines
pulley, lever, wedge, inclined plane (ramp), screw, wheel and axle
Identify this simple machine
Wheel and axle
The fixed point on the lever is called
Fulcrum
Octopuses, squids, nautiluses, and cuttlefish all belong to what class of marine animals?
Cephalopods
What is the name of the system that transmits signals between the brain and all other parts of the body?
The nervous system
What is the term for the movement of parts of the earth's surface?
Plate tectonics
Correctly read this number on the first try.
78,983,721,546,098,765
Correctly read this number on the first try.
228,435,692,440,128
What is the name of the continual movement of water from the earth surface, into the atmosphere, and back?
The water cycle
What is humidity?
Humidity is the concentration of water vapor present in the air
What causes evaporation?
Molecules on the surface of a liquid gaining energy from heat and colliding with other molecules until they gain enough to bacome a gas.
What is the composition of the earths atmosphere? (=/-4%)
78% nitrogen, 21% oxygen, 1% trace elements
What are the 3 major types of rocks?
Igneous, metamorphic, and sedimentary
A substance that contains only one kind of atom and can't be broken down any more is what?
An element
What is the second layer of the earth called
the mantle
What is the name of the series of volcanoes that exists around the pacific plate?
The Ring of Fire
What is the name of the relatively young mountain range that is the tallest on earth?
The Himalayas
What s the name of the super-continent that existed about 250 million years ago?
Pangea
Give a short explanation of the theory of contitnental drift
It is the idea that all land used to exist together in one super continent called Pangea, but over time it separated and spread apart.
What is a hypothesis
It is a prediction made by using the currently availabe knowledge and evidence.
What is a protist?
A multicellular organism that cannot be easily classified into another category. Examples are amoeba, some types of algae, and some types of mold
What is a vaccine?
It is a weak or inert version of a pathogen, such as a virus or bacteria, or parts of a pathogen, that trains the body's immune system to fight off an infection
What is a virus?
A tiny non-living pathogen. It enters living cells to reproduce.
What are the 3 domains?
Eukarya, Archaea, and Bacteria
What is convergent evolution?
The process by which unrelated organism evolve similar characteristics
What is a species?
A species is a group of organisms that can successfully breed to produce fertile offspring
What is homeostasis?
the body's ability to maintain a stable internal environment despite changes in external conditions.
What is a medium?
A substance or material energy can move through
What kind of sound is produced by quickly repeating waves?
High pitched sound
What kind of sound is produced by more slowly repeating waves waves?
Low pitched sound
How come: "In space, no one can hear you scrream"?
Because space is a vacuum and there is no medium for sound waves to travel through.
What is it called when a living thing uses it's voice to make sound?
Vocalization
How many types of potential energy are there? What are they?
2 types. Gravitational and elastic
What is the largest freshwater lake on Earth by area?
Lake Superior 82,400 sq km
What is the lowest land on Earth?
The Dead Sea. 411 meters below sea level.
What is the longest-lived (vertebrate) animal in the world?
Greenland sharks are the longest-living vertebrates, with some individuals living for over 400 years
What is the hottest place on Earth?
Death Valley currently holds the official highest registered air temperature on Earth is 56.7 °C (134.1 °F), recorded on 10 July 1913
What is the deepest lake in the world?
Lake Baikal in Russia, reaching a depth of 1,642 meters (5,387 feet).
What is the largest non-polar desert in the world?
The Sahara Desert in Africa covers an area of approximately 9.2 million square kilometers (3.6 million square miles).
What is the longest mountain range in the world?
The Andes mountain range spans approximately 7,500 kilometers (4,663 miles) along the western coast of South America.
The part of the brain that connects it's two halves
The corpus collosum
The part of the brain responsible for more advanced thinking and helps separate humans from apes and other animals.
The frontal lobe
What is the splitting of an atom called?
Fission
What is the largest muscle in the human body?
the gluteus maximus (the butt)
What is the strongest muscle in the human body?
The jaw (the masseter muscle)
What planet in our solar system has the most moons?
Saturn. 146
Cirrus, Stratus, and Nimbus are all types of what?
Clouds
Name one of the 2 mammals that lays eggs.
A platypus and an echidna
What instrument is used for measuring air pressure?
A barometer
What instrument measures the average speed of particles in an object?
A thermometer
What instrument is used to measure mass?
A triple beam
What instrument is used to measure wind speed?
An anemometer
Which type of cloud is associated with thunderstorms?
Cumulonimbus
What is the term that describes the tendency for things to break down, become more random, or become disordered?
Entropy
What’s the name of the phenomenon where light changes direction when it passes from one medium to another?
Refraction
What’s the name of the theory that explains how the continents move across the Earth's surface?
Continental drift
What is the name of the process where a substance goes directly from a solid to a gas without becoming a liquid?
Sublimation
Who was the first human to travel into space?
Yuri Gagarin
What is the name of the instrument that measures radiation?
a Geiger counter
Before the Nobel Prize, what was Alfred Nobel most known for?
Before establishing the Nobel Prizes, Alfred Nobel was renowned for inventing dynamite.
What is the most common element on Earth?
The most abundant element on Earth is oxygen, comprising about 46% of the planet's mass.
What element on the periodic table has the highest density?
Osmium (Os)
What are atoms made of?
Subatomic particles. Protons, electrons, and neutrons
What type of particle has a negative charge?
An electron
What is the end of a river called (where it flows into another body of water)?
The mouth (or estuary)
What is the name for the clear, outer part of your eye that helps focus light and sends it to the back for processing?
The cornea
What is the name of the part of your eye that absorbs light and coverts it to brain signals?
The retina
What part of your brain helps regulate emotions?
The Amygdala. It is part of the Limbic System
What is the largest lake in the world?
The Caspian sea, whie called a Sea is actually landlocked and technichally a lake, and is the largest lake in the world at 386,000 Sq km
What is the largest mountain in the world by mass?
Mauna Loa, an active volcano on the Big Island of Hawaii. It has a volume of about 42,000 cubic kilometers. It is also the largest base area. 5,200 Sq Km
What is the tallest mountain in Antarctica?
Vinson Massif. About 1,200 km away from the exact south pole and about 4,890 meters tall.
What is the tallest mountain in Africa?
Mount Kilimanjaro. In Tanzania. About 5,895 meters tall
What is the tallest mountain in the USA?
Denali (Mount McKinley) about 6.190 meters tall
What is the tallest mountain in Europe?
Mount Elbrus in Russia. It is about 5,640 meters tall
What is the tallest mountain outside of the Himalayas?
Aconcagua in Argentina
What is the smallest organ in the human body?
The pineal gland. It produces melatonin and gets its name because it's shaped like a pinecone
The process of taking in gases and passing them through the body is called what?
Respiration
What do we call a scientist who studies birds?
An ornithologist
What do we call a scientist who studies fish?
An ichthyologist
What do we call a scientist who studies reptiles?
A herpetologist
What do we call a scientist who studies insects?
An entomologist
What is the second largest organ in the body.
The liver is second only to skin
How many hearts does an octopus have?
Octopuses have three hearts
What is a female owl called?
A hen
What is a female pig called?
A sow
What is a female sheep called?
A ewe
What is a male rat called?
A buck
What is a male zebra called?
A stallion
What is a male guinea pig called?
A boar
What is a males duck called?
A drake
What is a male bee called?
A drone
What is a baby shark called? (Doot do doot do doo)
A pup
What is the name of the constant fear that you have have a serious illness?
Hypochondria
What is the name for a fear of the sun
Heliophobia
What is the fear of reptiles called?
Herpetophobia
What is the fear of dentists called?
Dentophobia
What is the fear of being in small spaces?
Claustrophobia
What is the name of the fear of space?
Astrophobia
What is the second fastest flying animal?
A Golden Eagle can dive at 240–320 km/h (150–200 mph)
What is the fastest a human has ever run?
The record is 44.72 km/h (27.78 mph), measured between meter 60 and meter 80 of the 100 meters sprint at the 2009 World Championships in Athletics by Usain Bolt
What is the second fastest land animal in the world?
The pronghorn antelope
What is the fastest sea animal?
The fastest sea animal is the Black marlin, with a recorded speed of 82 mph (132 km/h).
What is the name for a baby spider?
A spiderling
What is the name for a baby badger?
A cub
What is a baby giraffe called?
A calf
What are baby eagles called?
An eaglet
What are baby deer called?
A fawn
What are baby cockroaches called?
A nymph
What are baby alligators called?
Hatchlings
What is the group name for dolphins?
A pod
What is the groups name for baboons?
A troop
What is the group name for clams?
A bed of clams
What is the group name for elephants?
A herd of elephants
What is the group name for crows?
A murder of crows
What is the group name for Camels?
A caravan of camels
What is the group name for Ants?
A Colony of Ants
What are baby goats called?
Kids
Groups of lions are known as what?
A pride
IS the fastest animal in the world a land animal, a sea animal, or an air animal?
Air. The Peregrine Falcon! It can dive at 389 km/h (242 mph)
What are female elephants called?
Cows
What is the name of the fear of books?
Bibliophobia
What is the name of the long pipe that shifts food from the back of your throat down to your stomach?
The esophagus
The flow of blood through your heart and around your body is called?
Circulation
What is an invertebrate?
A cold-blooded animal with no backbone, such as insects, spiders, and worms, or even crabs,
The bones that make up your spine are called what?
Vertebrae
Your tongue is home to special structures that allow you to experience tastes such as sour, sweet, bitter and salty, what is their name?
Taste buds
The two holes in your nose are called?
Nostrils
What is the human body’s biggest organ?
The Skin
What substance are nails and hair made of?
Keratin
The muscles found in the front of your thighs are known as what?
Quadriceps
What is the name of the substance that gives skin and hair its pigment (colour)?
Melanin
The colored part of the human eye that controls how much light passes through the pupil is called the?
Iris
What is the name of the biggest part of the human brain?
The cerebrum
Why do you not always see lightning and hear thunder at the same time?
Because the spped of light is faster than the speed of sound meaning the sense of seeing the lightning arrives to you first.
An avalanche features the rapid descent of _______?
Snow
What is the name of a scientist who studies weather?
A meteorologist
Breeze and gale are common terms used to describe the speed of what?
Wind
What is the name of second tallest mountain on earth?
K2
The molten rock that comes from a volcano after it has erupted is known as what?
Lava
Pure water has a pH level of a around?
7
What is the closest star to The Sun?
Proxima Centauri
The death of every member of a particular species is known as what?
Extinction
Botany is the study of?
Plants
A person who studies all living things is known as a?
Biologist
Which planet is closer to the sun? Neptune or Saturn?
Saturn
Which planets (2) are in the middle in terms of size?
Earth and Neptune
The environment where a creature lives is called it's...
Habitat
What is the beginning of a river called?
The Source
An animal that eats both plants and animals
Omnivore
An animal that only eats plants.
Herbivore
An organism that obtains energy by feeding on other organisms
Consumer
A carnivore that feeds on the bodies of dead organisms
Scavenger
An animal that eats other animals
Carnivore
An organism that can make its own food.
Producer
A force of attraction between objects that is due to their masses.
Gravity
Processes by which rock, sand, and soil are broken down and carried away, changing the surface of The Earth.
Erosion
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