Physics Final Study Guide - Multiple Choice 24-25

What is the name of a positively charged particle? What is the name of a negatively charged particle?

• Proton, Electron

• Neutron, Proton

• Electron, Proton

• Neutron, Electron

Tags

NGSS.MS-PS2-3

A positively charged object has more positive charges than negative charges. A negatively charged object has more negative charges than positive charges. What kind of an object has an equal number of positive and negative charges?

• Neutral

• Positive

• Negative

• Charged

Look at the Triboelectric series down below and use it to complete the table.

• Use the series to determine charge interactions

• Ignore the series

• Use a different series

• Assume all materials are neutral

Tags

NGSS.MS-PS2-3

What is the total resistance of the circuit on the left?

• 9Ω

• 7Ω

• 5Ω

• 10Ω

If the voltage of the battery for the left circuit is 27 V, what is the current of the circuit?

• 3A

• 9A

• 1A

• 5A

What is the relationship between resistance and current?

• Directly proportional

• Inversely proportional

• No relationship

• Exponentially proportional

What is the relationship between voltage and current?

• Directly proportional

• Inversely proportional

• No relationship

• Exponentially proportional

What are two ways to INCREASE current in a circuit?

• Increase resistance and decrease voltage

• Decrease resistance and increase voltage

• Increase both resistance and voltage

• Decrease both resistance and voltage

Tags

NGSS.MS-PS2-3

If you added more light bulbs to an electric circuit, it would ______ the current and ______ the resistance.

• Increase, decrease

• Decrease, increase

• Increase, increase

• Decrease, decrease

If you added more batteries to an electric circuit, it would ______ the current and ______ the voltage.

• Decrease, decrease

• Increase, increase

• Increase, decrease

• Decrease, increase

Tags

NGSS.MS-PS2-3