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A change in position from one place to the next to another is defined as

• force

• motion

• acceleration

• speed

stored energy in an object at rest is called :

• potential energy

• kinetic energy

• transferred energy

• thermal energy

What is kinetic energy?

• energy of work
• energy of motion
• energy of gravity
• energy of power

In science, when one object runs into another we call it a _____________.

• crash
• hit
• strike
• collision

Which of the following is an insulator?

• nail

• screw

• cardboard

• copper sheet

A _______________ opens and closes an electric circuit.

• Transformer

• Switch

• Source

• Conductor

A material that does not allow electricity to flow through the circuit is known as a _______________.

• Conductor

• Source

• Transformer

• Insulator

This picture shows a circuit that is

• closed

• open

• an insulator

• static electricity

The materials that form the crust of the Earth is called .........

• mantle

• rocks

• core

Rocks are classified into 3 types.

• Igneous

  sedimentary

  metamorphic

• Intrusive

  Extrusive

  Igneous

• Igneous

  sandstone and limestone

  metamorphic