A person that studies earthquakes is called a
sociologist
biologist
seismologist
chemist
The change from a gas to a liquid
condensation
freezing
melting
evaporation
When matter changes state, it is a _______________ change
chemical
solid
physical
reaction
Which of these characteristics might a tree pass to its offspring?
scar on its bark
torn leaf
white flower
broken branch
Which would NOT make a good insulator?
plastic
cotton
rubber
metal
Which plant reproduces by spores
pear tree
pine tree
moss
grape vine
how is a plant cell different from an animal cell?
Animal cells have a cell wall and chloroplasts
plant cells have chloroplasts and animal cells do not
Animal cells have a cell wall and plant cells do not
Plant cells are round and animal cells have a boxy appearanc
to sort things into groups
classify
organization
organism
charting
How are a bar magnet and electromagnet alike?
they both generate electricity
they attract each other
they both carry a current
They both have magnetic fields
How do plants reproduce
seeds or spores
roots and seeds
spores and leaves
seeds or sprouts
Which trait is not a physical trait?
dimples
scar on face
intelligence
black eye
A characteristic that is passed from parents to their offspring
acquired trait
instinctual action
inherited trait
learned behavior
a mixture where one substance dissolves into another
liquid
chemical change
solution
reaction
What kind of change occurs when ice turns to water
both chemical and physical
physical
atomic
chemical
a change that creates a whole new substance
reaction
physical change
solution
chemical change
Matter without a definite volume or shape
plasma
solid
gas
liquid
Which organelle is NOT found in an animal cell?
nuicleus
mitochondria
cell membrane
chloroplast
What kind of material should you choose if you want to stop the flow of current?
inhibitor
insulator
conductor
enhancer
Which of the following will not help you separate a mixture?
heating
cutting
filtering
evaporation
What would you expect to find in an electromagnet
two bar magnets
a coil of wire
a permanent magnet
a device that uses electricity
The change from a liquid to a gas
boiling
condensation
melting
evaporation
Which statement is true?
Both plants and animals have acquired characteristics
only smart animals have instincts
only simple animals have instincts
both plants and animals have learned behaviors
The basic unit of structure and function is the
cell
atom
electron
nucleus
As ice melts into liquid water, its temperature
decreases
stays the same
increases
varies with the environment
An inherited physical trait is
more important than an acquired physical trait
A characteristic a living thing gets from its parents
a characteristic a living thing gets during its lifetime
a part of behavior
Which of the following is NOT found in both plant and animal cells
chloroplasts
cell membrane
cytoplasm
nucleus
Animals without a backbone
vertebrates
mammals
invertebrates
reptiles
Which is a beneficial microorganism?
staph bacteria that causes boils
fungus that causes ringworm
mold that produces penicillin
algae that causes red tide
A pumpkin plant contains seeds. Which other plant contains seeds?
pear tree
fern
moss
pine tree
Which is an acquired physical trait
dark skin
kindness
long arms
black eye
Controls what comes into and leaves the cell
chloroplasts
cell wall
cell membrane
cytoplasm
Which would be the best choice for conducting electricity through a circuit?
pencil lead
plastic cord
wool yarn
copper wire
Hairs stick to Kyle's comb. Why?
combing the hair gave it a charge that is like the comb
combing the hair caused the comb to lose its static charge
combing the hair caused them to lose their static charge
combing the hair gave it a charge that is opposite the comb
What characteristic is shared by a goidfish, parrot, and snake?
they all have constant body temperatures
they all have a backbone
they all have feathers
they all breathe with lungs
Which plant makes spores?
apple tree
fern
iris
pine tree
In what state of matter are the particles packed closely and vibrating in place
liquid
plasma
solid
gas
Which microorganism turns milk into yogurt?
yeast
phytoplankton
algae
bacteria
Which demonstrates static electricity?
Don't put your fingers in a socket or you'll get shocked
Bend a paperclip back and forth until it breaks and gets hot
Use a charger to charge your batteries for your camera
You brush your hair on a cold dry day and it sticks out
Which statement is true?
only simple animals have instincts
Both plants and animals have acquired characteristics
both plants and animals have learned behaviors
only smart animals have instincts
a living thing is also called a(n)
atom
neutron
cell
organism
Which group has the greatest number of animal species
vertebrates
protists
invertebrates
mammals
Which microorganism does a baker add to bread dough to make it rise?
penicillin
phytoplankton
yeast
bacteria
Which statement is true about plant cells?
Cell membrane of a plant cell is surrounded by a cell wall
Plant cells have no nucleus
Cytoplasm in the chloroplast makes food for the cell
plant cells are unicellular