Electric and Magnetic Forces

Electric and Magnetic Forces

8th Grade

8 Qs

quiz-placeholder

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Electric and Magnetic Forces

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Assessment

Quiz

Science

8th Grade

Hard

NGSS
MS-PS2-3, MS-PS1-1, MS-PS2-5

Standards-aligned

Created by

Charles Martinez

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
The diagram below shows that ______________________.
As distance increases, the electric force increases.
As distance decreases, the objects become less attractive.
Electric forces are only slightly affected by distance.
As distance increases, the electric force decreases.

Tags

NGSS.MS-PS2-3

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
Which answer best describes this image?
The positive charge is repelling the negative charge.
The blue charged object will repel the negatively red charged object.
The positively charged red object will be attracted to the negatively charged blue object.

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The Electric Force is strongest when charges are...
close together
far apart
the electric force is constant everywhere

Tags

NGSS.MS-PS2-3

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The closer the charges, the ___________ the force between them
closer
further
stronger
weaker

Tags

NGSS.MS-PS2-3

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

To demonstrate static electricity, a teacher takes an inflated balloon and rubs it against his hair.  The rubber balloon picks up electrons from his hair, which makes his hair have
a net negative charge
a magnetic force
a net positive charge

Tags

NGSS.MS-PS2-3

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

In order to create an electric charge, what type of particle must be added or removed from an object?

proton

electron

neutron

alpha particle

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Two small hollow metal spheres hung on insulating threads attract one another as shown. It is known that a positively charged rod will attract sphere A. Which statements can be correctly concluded about the charge on the spheres?

A has a positive charge

B has a negative charge

A and B have opposite charges

A is neutral

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

8.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Mr. Swift rubbed two balloons with a piece of wool to build a negative charge on each balloon. What will happen when the balloons are brought near each other?

The balloons will repel each other.

The balloons will attract each other.

The balloons will become positively (+) charged.

The balloons will pop.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5