2024 Fall Semester: 7th Grade Science Review

Front

How does cold water affect the speed of dissolving?

Back

Cold water slows down dissolving.

Front

What is an important reason Earth is habitable?

Back

Its distance from the Sun.

Front

What is the term for energy transferred between two objects with varying temperatures?

Back

Heat.

Front

If you get sunburned at the beach, it is because of solar _____________.

Back

radiation.

Front

What is the primary factor that determines a planet's gravitational pull?

Back

Its mass.

Front

What is the process called when heat is transferred through direct contact?

Back

Conduction.

Front

What is the term for the movement of heat through fluids (liquids and gases)?

Back

Convection.

Front

What is the definition of thermal energy?

Back

The total energy of all particles in an object.

Front

What is the main source of energy for Earth?

Back

The Sun.

Front

What is the term for the force that pulls objects toward each other?

Back

Gravity.