PS Final Exam Review Day 2

Materials that do not allow electrons to move freely are called _______.

Rubbing two objects together can cause the electric charges on the objects to separate. This type of buildup of charges on an object is called _______.

• static electricity

• conduction

• induction

An attractive force exists between two charged objects when they have _______ charges.

Tags

NGSS.MS-PS2-3

Materials that allow electrons to flow freely through them are _______.

• conductors
• insulators

• plastics

Resistance in the filament of a light bulb causes electrical energy to be changed to _______.

• heat and light

• sound

• chemical energy

The solid phase has a definite _______.

• shape & volume
• shape

• volume

If a circuit has more than one path for the current to flow, it is a _______.

• series

• parallel

• combined

Magnets are strongest _______.

• at the poles
• in the center

• at the mid-line

Which of the following is an example of an element?

• Aluminum

• Gases

• Electrons

• Plasma

Anything that has mass and takes up space is called _______.

• Matter
• mass

• volume

• space