BA3 Science

What state of matter has tightly packed particles, that barely move?

• Solid

• Liquid

• Gas

What state of matter has particles that glides and slides over each other?

• Solid

• Liquid

• Gas

What state of matter has fast moving particles that are far apart?

• Solid

• Liquid

• Gas

Which object uses force of gravity to make it move?

• A car driving down the road.

• A girl ice skating.

• A skier going down a hill.

• A surfer riding a wave.

If a positive test charge was placed near a negative charge in an electric field, where would you expect it to go?

• toward the negative charge along an electric field line

• stay in place but start spinning

• toward a positive charge

To make an electric circuit with a device that can be turned on and off, which items would be needed to make it work?

• wires

• string

• battery

• light bulb

• switch

Which statement BEST explains parallel circuits.

• Parallel circuits are safer than series circuits.

• The lights in a parallel circuit are brighter than a series circuit.

• If one light burns out in a parallel circuit, the rest of the lights will still shine.

• More wires are needed to construct a series circuit than a parallel circuit.

What is the primary difference between insulators and conductors?

• Electrons are present in insulators but not in conductors.

• 
  Electrons are present in conductors but not in insulators.

• Electrons are free to move in insulators but not in conductors. 

• Electrons are free to move in conductors but not in insulators.

The smallest unit of an organism that can carry out life functions is called a

• nucleus

• cell

• organism

Which processes are constructive in nature? (Choose 2)

• erosion

• tectonic uplift

• weathering

• volcanic eruptions

• mass wasting