5th Grade Science Review

The atmosphere is _________.

• a series of organisms dependent on each other for energy.

• a thin layer of gases that surround the Earth.

• the force that pulls us towards the ground.

• brings in oxygen, which all our cells need to function.

A food chain is ____________.

• a series of organisms dependent on each other for energy.

• a thin layer of gases that surround the Earth.

• the force that pulls us towards the ground.

• brings in oxygen, which all of our cells need to function.

In relation to matter, a physical change changes some of the materials and a chemical change does not.

• True

• False

What is an example of run-off in the water cycle?

• Plants releasing water vapor into the air.

• Raining hard.

• Precipitation traveling to creeks and streams.

• Liquid water turning into water vapor.

Friction affects an object's motion by slowing it down due to the resistance it applies.

• True

• False

_____ is the transfer of thermal energy from one substance to another.

• heat

• sunlight

• light

• energy

What is the difference between biotic and abiotic factors in an ecosystem?

• Abiotic factors are living and biotic factors are not living.

• Neither of these belong in an ecosystem.

• Biotic factors are living and abiotic factors are not living.

What is the equation for speed?

_____ is the average measurement of the kinetic energy of the molecules in a substance.

• heat

• anemometer

• pressure

• temperature

_____ is the amount of matter in something.

• weight

• matter

• mass

• size