SCIENCE 3RD

A rolling ball will slow down until it finally stops. What force slows down and stops the ball?

• gravity

• solar power

• friction

• speed

Which sentence below describes a contact force?

• A baseball bat hits a baseball

• A book falls to the floor

• A leaf floats in the air and falls to the ground.

• A magnetic force pulls a paper clip toward a magnet

An Orange falls off a tree and lands on the ground. What force caused the orange to fall?

• friction

• heat

• gravity

• wind

What type of force?

• Magnetic
• Gravitational
• Applied
• Normal

What type of force is holding this balloon to the wall?

• Applied
• Gravitational
• Magnetic
• Electrical

What force holds the planets in motion around the sun?

• Magnetic
• Electrical
• Gravitational
• Air Resistance

Opposite poles of a magnet:

• Attract.

• Repel.

1. Which of the following statement is TRUE?

• a. Light does not travel.

• b. Light travels in a curve line.

• c. Light travels in a straight line.

• d. Light reflects in opaque materials.

What is the type of this object?

• opaque

• transparent

• translucent

Which of the following is not a source of light

• Sun

• Lamp

• Flashlight

• Paper