Grade 4 Topic 1 Test: Energy and Motion

What is energy?

• Energy is the ability to do work or cause change.

• Energy is the process of converting matter into energy.

• Energy is the measurement of temperature.

• Energy is the force that holds atoms together.

How is energy transferred?

• Through conduction, convection, and radiation.

• Through friction, compression, and expansion.

• Through evaporation, condensation, and precipitation.

• Through absorption, reflection, and refraction.

What is a collision?

• An event that occurs when two or more objects come into contact with each other.

• The act of intentionally hitting or crashing into something.

• A sudden change in direction or speed of an object.

• The process of combining two or more objects into one.

What happens during a collision?

• Objects exert forces on each other and can change their motion.

• Objects stop moving and remain still

• Objects merge together and become one

• Objects repel each other and move away

What is thermal energy?

• The energy that comes from heat.

• The energy that comes from light.

• The energy that comes from sound.

• The energy that comes from electricity.

How is thermal energy transferred?

• Evaporation, condensation, and sublimation.

• Absorption, transmission, and reflection.

• Reflection, refraction, and diffraction.

• Conduction, convection, and radiation.

What are electric circuits?

• Electric circuits are pathways through which electric current flows.

• Electric circuits are pathways through which sound travels.

• Electric circuits are used to store electric charge.

• Electric circuits are devices that generate electricity.

The main source of energy comes from the _______________.

• sun

• potential energy

• kinetic energy

• solar system

Mark is listening to music through his radio. Which form of energy is being used?

• sound energy

• light energy

• heat energy

• mechanical energy

Courtney is using the microwave to make pop his popcorn. What form of energy is being used?

• nuclear energy

• mechanical energy

• heat energy

• potential energy