8th Grade Science Test: Energy

A closed circuit allows electricity to flow continuously.

• True

• False

Conductors are materials that resist the flow of electricity.

• True

• False

In a parallel circuit, electricity flows through only one path.

• True

• False

Alternating current changes direction periodically.

• True

• False

Potential energy is energy in motion.

• True

• False

Tags

NGSS.MS-PS3-2

Magnetic poles that are alike attract each other.

• True

• False

Convection is the transfer of heat through liquids and gases.

• True

• False

Tags

NGSS.MS-PS1-4

An open circuit allows current to flow through it.

• True

• False

Earth's magnetic field protects us from harmful solar radiation.

• True

• False

Static electricity is caused by the buildup of electric charges on a surface.

• True

• False