When a hammer strikes a nail, the nail
Sci 8 Q3 W9 Review

Quiz
•
Science
•
8th Grade
•
Medium
Elise Taylor
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
exerts balanced forces that helps it from moving.
exerts a force equal to the weight of the hammer.
exerts an unbalanced force that changes its velocity.
exerts an equal and opposite force back on the hammer.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Angela blows air into a balloon and holds the end of it closed with her fingers. When she lets go of the end of the balloon, Angela observes that the release of the air propels the balloon. The propelling of the balloon from the release of the air is an example of which of Newton’s laws?
For every action, there is an equal and opposite reaction.
A force of attraction exists between any two objects with mass.
The force of an object is the product of its mass multiplied by its acceleration.
An object in motion tends to stay in motion unless an unbalanced force acts upon it.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Roland dropped a rubber ball straight down. After falling for 2 seconds, the ball struck the ground with a force of 50 newtons (N). Which vector illustrates the reaction force of the ground exerted on the ball?
25 N downward
50 N downward
100 N upward
50 N upward
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When the two forces are applied to the moving bus, the bus will
come to a complete stop because of unbalanced forces.
accelerate because of unbalanced forces.
slow down because the forces are balanced.
move at a constant speed because the forces are balanced.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the ball is at rest on the soccer field and the four forces shown are applied at the same time, the ball will
move to the left.
stay in the same position.
resist any change in movement.
accelerate in the direction of the smallest force.
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Two forces act on a block as shown in the picture. What is the net force on the block?
10 N to the left
10 N to the right
30 N to the right
30 N to the left
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
The diagram shows two fans blowing air on a ball. What is the net force acting on the ball?
5 N to the left
5 N to the right
19 N to the right
19 N to the left
Create a free account and access millions of resources
Similar Resources on Quizizz
15 questions
Work and energy

Quiz
•
8th Grade
14 questions
MAGNETS, MAGNETS and MORE MAGNETS

Quiz
•
8th Grade
14 questions
Energy

Quiz
•
3rd - 8th Grade
15 questions
Interactive Energy Transfer EMS

Quiz
•
5th - 8th Grade
15 questions
Potential and Kinetic Energy

Quiz
•
6th - 9th Grade
10 questions
Category 2 Force and Motion

Quiz
•
8th Grade
14 questions
Energy and Energy Transformation

Quiz
•
6th - 8th Grade
11 questions
Energy, Force, Work, & Power

Quiz
•
8th - 9th Grade
Popular Resources on Quizizz
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade