Unit 7 Clusters (Extra Credit)
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Science
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8th Grade
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Practice Problem
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Medium
Terra Lassalle
Used 69+ times
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10 Slides • 31 Questions
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Multiple Choice
What law is this?
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Open Ended
Why did you chose that law?
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Multiple Choice
What law is this?
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Multiple Select
What law is this? (pick 2)
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Open Ended
Why did you chose those laws?
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Open Ended
Two people push on a cart from opposite sides. One applies 40 N to the left, and the other applies 40 N to the right.
What is the net force acting on the cup?
In which direction does the cup move?
Is the force balanced or unbalanced?
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Multiple Choice
What law is this?
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Multiple Choice
What law is this?
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Open Ended
A person pushes a box with a force of 50 N to the right, while another person pushes against it with a force of 30 N to the left.
What is the net force?
In which direction is the box moving?
Is the force balanced or unbalanced?
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Multiple Choice
What law is this?
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Open Ended
Why did you chose this law?
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Multiple Choice
What law is this?
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Multiple Choice
What law is this?
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Multiple Choice
After Clarissa mows her grandmother’s lawn, she volunteers to mow a neighbor’s lawn as well. If she pushes the mower with a force of 10 N and moves it over a total of 234 meters, how much work does she do mowing the neighbor’s lawn?
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Multiple Choice
After Clarissa finishes mowing both lawns, she pushes the lawn mower down thesidewalk to her own house. If she pushes the mower over a distance of 30 meters and does 2700 joules of work, how much force does she use?
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Multiple Choice
When Clarissa gets back to her house, she hangs the 200 N lawn mower on some hooks in the garage. To lift the mower, she does 400 J of work. How high (meters) does she lift the mower to hang it?
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Multiple Choice
What equation would you use for calculating work when force and distance are known?
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Multiple Choice
What is the unit of measurement we use for work?
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Multiple Choice
Clarissa helps her mom put the 200 newton lawn mower in the back of her mom’s truck. They lift the mower up from the ground to the truck bed, which is 1.1 meters above the ground. How much work do Clarissa and her mom do?
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Multiple Choice
Clarissa climbs into the back of the truck to tie the lawn mower in place. If she does 528 joules of work raising herself to the truck bed, how much force did she apply?
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Multiple Choice
Based on the Line graph shown, What is happening at area B?
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Multiple Choice
Based on the Line graph shown, What is happening at area A?
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Multiple Choice
Based on the Line graph shown, at which area is Trisha's speed the fastest?
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Multiple Choice
Based on the Line graph shown, What was Trisha's speed from the time she left her house until she met her bestfriend? Round to the nearest tenth place.
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Multiple Choice
A roller coaster speeds up from 5 m/s to 25 m/s in 4 seconds as it goes down a steep hill.
What is the acceleration of the roller coaster?
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Multiple Choice
A race car travels 400 meters in 8 seconds on a straight track.
What is the velocity of the car?
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Multiple Choice
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Multiple Choice
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Multiple Choice
A person riding a 12 kg bicycle applies a force of 48 Newtons while pedaling. What is the acceleration of the bicycle?
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Open Ended
A force of 30 Newtons is applied to a cup to move it across a table to the right. If the frictional force opposing the motion is 16 Newtons,
What is the net force acting on the cup?
In which direction does the cup move?
Is the force balanced or unbalanced?
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Open Ended
A person pushes a table with a force of 80 N to the right, while another person pushes back with 50 N to the left.
What is the net force acting on the cup?
In which direction does the cup move?
Is the force balanced or unbalanced?
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