Science Reviewer

Why are metals useful for making electrical wire?

• Metals don’t melt.

• Metals are insulators.

• Metals are conductors.

• Metals hold much heat.

Which is not an insulator?

• Wool

• Wood

• Plastic

• Copper

Which of these best demonstrates the reflection of light?

• Looking at the clear water.

• Looking at a star on a clear night.

• Looking through a transparent door.

• Looking at a light bulb that is glowing.

All of these are examples of refraction except __________

• prism

• rainbow

• bird in the mirror

• pencil in a glass of water

When a sound bounces back at you off of a surface it is called a/an ______.

• echo

• amplitude

•  pitch

• frequency

Which group of planets do Jupiter, Saturn, Uranus, and Neptune belong to?

• Top planet

• Outer planet

• Inner planet

• Center planet

The thin and solid outermost layer of the Earth above the mantle is _________.

• crust

• mantle

• inner core

• outer core

It is the imaginary line that runs through the center from the North Pole to the South Pole in a counterclockwise movement.

• Axis

• Equator

• Orbit

• Prime Meridian

Which is not classified as an outer planet?

• Mars

• Jupiter

• Saturn

• Uranus

1. 1) The pathway the Earth takes around the sun in orbit.

2) It takes 367 days for Earth to complete one revolution.

• Both statements are correct.

• Both statements are incorrect.

• The first statement is correct and the second statement is incorrect.

• The first statement is incorrect and the second statement is correct.