Forces Test

Quiz
•
Science
•
8th Grade
•
Medium
Standards-aligned
Robert Streight
Used 6+ times
FREE Resource
25 questions
Show all answers
1.
MATH RESPONSE QUESTION
2 mins • 4 pts
A shovel has a mass of 4.5 kilograms. What net force, to the nearest whole Newton, will a person need to apply to accelerate the shovel at a rate of 6.0 m/s2?
Mathematical Equivalence
ON
Tags
NGSS.MS-PS2-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
What is the net force on an object if a 15N force pushes right and a 10N force pushes left?
5N right
25N right
5N left
15N right
Tags
NGSS.MS-PS2-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
According to Newton's First Law, an object in motion stays in motion unless:
Gravity acts upon it
A net force acts upon it
It reaches maximum velocity
It maintains constant acceleration
Tags
NGSS.MS-PS2-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Four students designed and built air-propelled rockets that were launched into the air. Their data is recorded in the picture of the table. Which rocket had the greatest acceleration?
Rocket 1
Rocket 2
Rocket 3
Rocket 4
Tags
NGSS.MS-PS2-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
A student pushes a 51.5kg bookshelf across a smooth floor with a net force of 67N. What is the approximate acceleration of the bookshelf?
1.3 m/s2
3450.5 m/s2
15.5 m/s2
0.77 m/s2
Tags
NGSS.MS-PS2-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
The diagram shows a duck swimming in a stream in the opposite direction the stream is flowing. The duck pushes against the water, so the water pushes the duck forward with 20N of force. The water also exerts 15N of resistive force against the duck.
Which statement best describes the resulting motion of the duck?
The duck will stop moving.
The duck will stop and then start moving again.
The duck will continue moving in its current direction.
The duck will move in the direction that the stream is flowing.
Tags
NGSS.MS-PS2-2
7.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
When the force on a car is doubled, the acceleration is doubled.
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Tags
NGSS.HS-PS2-1
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