Science Semester Exam Review

Front

What is the slope of a ramp?

Back

The slope of a ramp is the steepness or angle of the ramp, which affects how far an object can travel when it rolls down.

Front

What is sound energy?

Back

Sound energy is a type of energy produced by vibrating objects, which creates sound waves that we can hear.

Front

What does it mean to change the direction of an object?

Back

Changing the direction of an object means to alter its path of movement, like a boy riding a bike turning from west to south.

Front

What does mass mean in science?

Back

Mass is the amount of matter in an object, which affects how much force is needed to move it.

Front

What does it mean to repel?

Back

To repel means to push apart or to cause objects to move away from each other.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, such as the Earth pulling us down.

Front

What is mechanical energy?

Back

Mechanical energy is the energy associated with the motion and position of an object.

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter; it is the energy of moving particles.

Front

What is light energy?

Back

Light energy is a form of energy that is visible to the human eye and is produced by sources like the sun or light bulbs.

Front

What is motion?

Back

Motion is the change in position of an object over time.