Physical Science

What two factors determine the strength of an objects's gravitational pull?

• mass/size
• distance
• matter
• location

Gravity is defined as....

• the amount of matter that makes up an object. Mass does not change based on where you are.
• A force that accelerates( or pulls) an object toward the center of Earth.
• A measure of force acting in the opposite direction.

True or False: An object's mass changes based on their location and/or the gravitational force exerted on it.

• True
• False

What three minerals are attracted to a magnet?

• Iron
• Gold
• Silver
• Colbalt
• Nickel

What type of magnet is an electromagnet?

• Temporary
• Permanent

How will there magnets interact?

• The magnets will repel
• The magnets will attract
• The magnets will do nothing
• The magnets will spark

How will these magnets interact?

• The magnets will repel.
• The magnets will attract
• The magnets will do nothing
• The magnets will spark

How is static electricity formed?

• When electrons jump from one area to another and meet protons, static electricity occurs
• It only occurs when you rub your feet on carpet and touch another surface, static electricity occurs
• When neutrons jump from clouds to the ground and meet electrons, static electricity occurs.

What type of circuit is this?

• Series Circuit
• Parallel Circuit
• Round Circuit

Some holiday lights are wired as a series circuit. This means that if one light breaks, or goes out,....

• all the lights will go out
• the lights between the plug and the broken light out.
• the lights after the broken light to the end of the strand go out.
• nothing happens; the rest of the lights will stay lit.