Bills first Qiuizziz

Two technicians are discussing electron flow. Tech A says that in conventional theory current is believed to flow from positive to negative. Tech B says that in electron theory current is believed to flow from negative to positive. Who is correct?

• Technician A

• Technician B

• Both Technicians A and B

• Neither Technician A nor B

Tags

NGSS.HS-PS2-5

The power source pushes a flow of electrons (current flow), measured in amps, when the switch is in the closed position, completing the path.

• True

• False

Tags

NGSS.MS-PS3-5

Electron current flow is from:

• negative to positive.

• AC to DC.

• DC to AC.

• positive to negative.

Technician A says an atom with more electrons than protons has an overall positive charge. Technician B says not all atoms can give up or accept electrons easily. Who is correct?

• Technician A

• Technician B

• Both Techs A and B

• Neither Technician A nor B

Tags

NGSS.MS-PS2-3

Continuity is:

• when the current flows to the ground.

• not a complete circuit.

• a continuous circuit.

• where the current takes a shorter path.

The _____ is the unit used to describe how much current flow or how many electrons are flowing at a given point in 1 second when work is being performed for example, when a lamp is operating.

• Volt

• Ampere

• Ohm

• None of the above

True or False. Volts, amps, and ohms are the three basic units of electrical measurement.

• True

• False

Technician A says AC stands for alternating voltage. Technician B says DC is used in electric motors on most hybrid vehicles. Who is correct?

• Technician A

• Technician B

• Both Techs A and B

• Neither Technician A nor B

What is an example of the heating effects of electricity?

• A headlight bulb.

• A rear window defogger.

• Circuit protection from excessive current flow.

• All of these.

Tags

NGSS.MS-PS3-3

Static electricity applies to any charged surfaces where the imbalance in charge is great enough to make the electrons leap the gap.

• True

• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5