7th Grade Midterm 2024 (Amplify Science)

Front

What is the change of a substance from a solid to a liquid called?

Back

Melting

Front

Is the equation Al + O2 ---> 2Al2O3 balanced?

Back

NO

Front

What is the energy that an object has because it is moving?

Back

Kinetic energy

Front

Is the equation 2C2H2 + 5O2 ---> 4CO2 + 2H2O balanced?

Back

YES

Front

Why are gas molecules able to move away from each other?

Back

The kinetic energy of gas molecules overcomes the attraction between molecules.

Front

What is the process called when a liquid turns into a gas?

Back

Evaporation

Front

What is the process called when a gas turns into a liquid?

Back

Condensation

Front

What is the term for the smallest unit of an element?

Back

Atom

Front

What is the law that states that energy cannot be created or destroyed?

Back

Law of Conservation of Energy

Front

What is the term for the energy stored in an object due to its position?

Back

Potential energy