Use the drawing below to answer the following question.
All of the boxes shown above can slide easily. Which box will move farthest if each is struck with the same amount of force?
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Question 3
3.
Two forces act on the 2 kg box shown below.
A 4 N force acts to the right and a 6 N force acts to the left. What is the net force acting on the box?
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Question 4
4.
A hot air balloon exerts a force of 1200 N while lifting a load of 800 N. Which free-body force diagram depicts the forces involved?
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Question 5
5.
An object is moving in a straight line at a constant speed.
What will happen to the object if no outside force acts on the object?
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Question 6
6.
Kara pushes her big brother on a swing at the playground. After he gets off the swing, her little brother gets on. Kara fi nds that it is easier to push her little brother than it was to push her big brother. What is the most likely reason for this?
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Question 7
7.
This diagram shows an object being pushed along a frictionless surface. The object accelerates at 2 m/s²
What force was applied to the object?
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Question 8
8.
A 50-kg child on a skateboard experiences a 75-N force as shown.
What is the expected acceleration of the child?
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Question 9
9.
If each horse is pulling with the same force, in which direction will the rock move?
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Question 10
10.
A student in a lab experiment jumps upward o a common bathroom scale as the lab partner records the scale reading.
What does the lab partner observe during the instant the student pushes off ?
