5th Grade Science DCP #2 Review

Front

What is the property of light that causes it to travel in a straight line?

Back

Light travels in a straight line until it strikes an object.

Front

What type of energy is used when opening a window?

Back

Mechanical energy.

Front

Which switches should be closed to produce sound energy in a circuit?

Back

Switch 1 and Switch 3.

Front

What question is a student likely trying to answer when investigating the effect of balloon size on speed?

Back

Does the size of the balloon affect the speed it will travel?

Front

What force causes a ball to start moving when it rolls off a table?

Back

A pushing force.

Front

What is refraction in the context of light?

Back

Refraction is the bending of light as it passes through different mediums.

Front

What is the definition of gravity?

Back

Gravity is the force that attracts objects toward each other, especially the force that pulls objects toward the Earth.

Front

What is mechanical energy?

Back

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

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.

Front

What is the relationship between force and motion?

Back

A force applied to an object can cause it to move or change its motion.