Non-Contact Forces

Non-Contact Forces

8th Grade

14 Qs

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Non-Contact Forces

Non-Contact Forces

Assessment

Quiz

Other Sciences

8th Grade

Practice Problem

Hard

Created by

Molly Laubert

Used 481+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following forces cannot act from a distance?

magnetism
electricity
kinetic friction
gravity

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

When a satellite is sent into space, what causes it to orbit a planetary body?

The satellite enters the planet's gravitational field and falls into orbit around it
The force of thrust sends it into orbit around the planet
The planet's magnetic pull attracts the object into the field
Satellites do not orbit a planet they only pass near planets on their journey through space 

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Each non-contact force has an area of influence surrounding it.  What is this area called?

gravitational attraction
influence center
field 
attraction 

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

If iron filings are sprinkled around the magnet, what will happen? 

The filings will move away from the magnet's field.
The filings within the magnetic field will show an attraction between the north and south poles.
The filings will not create a pattern.
The filings within the magnetic field will show how the 2 ends of the magnet are repulsive.

5.

MULTIPLE CHOICE QUESTION

30 sec • 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.

6.

MULTIPLE CHOICE QUESTION

30 sec • 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.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements is true?

When an object gains electrons, its positive charge increases.
When an object gains electrons, its negative charge increases.
When objects gain protons, they become positively charged.
When objects transfer neutrons, the charge increases.

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