Physical Science Test

Work equals force multiplied by

• Distance

• Mass

• Work

Fill in the blank

The opposing force of ____ brings objects in motion to a stop.

• Inertia

• Work

• Friction

When light enters a lens, it slows down and bends. This is called ___.

• Difraction

• Refraction

• Fraction

Rocket engines demonstrate Newton’s ___ law of Motion when launching off the ground.

• 1st

• 2nd

• 3rd

You see lightning before you hear thunder because sound waves travel ___ than light waves.

• Slower

• Faster

Mirrors ___ light in order for you to see your image. 

• Refract

• Reflect

• Dismiss

Electric motors change the electrical energy by rotating the coil into mechanical energy.

• Chemical

• Nuclear

• Electrical

___ is the transfer of heat that occurs mostly in solids and liquids because the particles in gasses are further apart.

• Conduction

• Convection

• Radiation

A circuit with more than one path for electrons to flow is called a ___ circuit.

• Parallel

• Series

A negative aspect of nuclear power plants is the disposal of harmful wastes and ____.

• Byproducts

• Nuclear waste

• Protons

• Electrons