In what type of matter are atoms most tightly packed?
Liquids
Solids
Gases
All are the same
True or false: A penny is made mostly of zinc.
True
The Earth has three layers of varying temperatures. What are they called?
The crust, mantle, and core
Which of the following is used in pencils?
Charcoal
Phosphorous
Graphite
Silicon
Hurricanes only form over _____.
Cold land
Warm water
Warm land
Cold water
Which of these gases is not known as a green house gas?
Methane
Nitrous oxide
Hydrogen
Carbon dioxide
What does a dendrochronologist use to establish dates?
Tree rings
Solar eclipses
Carbon isotopes
Ice cores
The hardest substance available on earth is _________.
Gold
Diamond
Platinum
Iron
True or false: Sound travels faster in air than in water.
False
Who was the scientist to propose the three laws of motion?
Isaac Newton
What do bees collect and use to create honey?
Pollen or nectar
Which of the following means "rain" when added to a cloud's name?
Nimbus
Alto
Strato
Cirrus
Space travelers from the United States are called astronauts. From Russia, they’re called cosmonauts. Where are taikonauts from?
China
What will two particles of opposing charges do – repel or attract?
Attract
For which animal is the Latin word lupine used?
The wolf
In computer science, what does USB stand for?
Universal Serial Bus
Animals that eat both plants and meat are called what?
Omnivores
Which of the following has the largest brain?
A neanderthal
A rhinoceros
A human
A gorilla
What is the part of the eye that is colored?
The iris
The pupil
The cornea
The retina
True or false: Your hair and your nails are made from the same material.
True
What part of a plant conducts photosynthesis?
The leaf
When was the idea of the atom first introduced?
450 B.C.
1791
1942
1050
How many elements are there in the periodic table?
118
Alopecia causes what to be lost from the body?
Hair
What does a chronometer measure?
Time
What did Albert Einstein win the Nobel Prize for in 1921?
Wave-particle duality
The photoelectric effect
Zero-point energy
Relativity
What type of sugar does the brain need for energy?
Fructose
Lactose
Sucrose
Glucose
The oldest living tree is 4,843 years old and can be found where?
California
What layer of the Earth's atmosphere makes radio communications possible?
The ionosphere
The stratosphere
The exosphere
The thermosphere
How many teeth does an adult human have?
32
Where are your taste buds located?
Your esophagus
Your tongue
Your cheek
All of these
Where are the three smallest bones in the human body?
The nose
The middle ear
The eyes
The toes
Discovered by Alexander Fleming, it is used to treat infections and is considered one of the most important discoveries in the field of medical science. What is it?
Penicillin
_____ is equal to mass times acceleration.
Force
What is a hummingbird's heart rate?
170 beats per minute
240 beats per minute
600 beats per minute
1,260 beats per minute
Dolly was the first ever living creature to be cloned. What type of animal was she?
A sheep
What tissues connect the muscles to the bones?
Tendons
True or false: A graduated cylinder is a tool that’s used to measure fluid volume.
True
Who invented the first battery?
Nikola Tesla
Benjamin Franklin
Alessandro Volta
Luigi Galvani
Which planet spins the fastest, completing one whole rotation in just 10 hours?
Jupiter
In 2004, what was discovered on the island of Flores in Indonesia?
A living dinosaur
The remains of a hobbit-sized human species
A tribe whose members live over 150 years
A plant with a mammal-like brain
What instrument is used to measure wind speed?
An altimeter
A fanometer
A barometer
An anemometer
Which animal has three hearts?
A hagfish
An octopus
A jellyfish
A killer whale
If you get scurvy, what vitamin are you deficient in?
Vitamin B
Vitamin C
Vitamin A
Vitamin D
What makes up between 0.5 per cent and three per cent of the dry weight of tobacco?
Arsenic
Tar
Ammonia
Nicotine
The average salinity of sea water is ________.
3%
3.5%
2.5%
2%
Who wrote A Brief History of Time?
Stephen Hawking
Mike Brown
Bernard Burke
Carl Sagan
An earthquake that measures 8 on the Richter Scale would be how many times stronger than an earthquake that measures 4 on the same scale?
1,000 stronger
2 times stronger
10,000 times stronger
4 times stronger
What is the hottest planet in the solar system?
Venus
Diabetes develops as the result of a problem with which specific organ in the body?
The pancreas
True or false: Male seahorses give birth to their young.
True
What’s the boiling point of water?
100 degrees Celcius
Which frozen gas forms dry ice?
Neon
Helium
Hydrogen
Carbon dioxide
What is the rarest blood type?
AB negative
Which planet has the most moons?
Saturn
What is a geiger counter used to measure?
Radiation
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