# NCSCOS Grade 7 Physical Science - 7.P.1 Diagnostic Force and Motion

## Quiz by NCDPI

Science
North Carolina Standard Course of Study

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11 questions
• Q1
The course or path that an object is moving on is its
position
acceleration
direction
speed
30s
7.P.1.1
• Q2
Which of the following is an example of acceleration?
An object at rest
An airplane moving in a straight line at a constant speed of 500 mph
A race car going through a curve (changing direction)
A book laying on a table
30s
7.P.1.1
• Q3
Using the distance/speed/time formulas here, solve this equation. An airplane travels at 200 meters in 8 seconds. What is its average speed?
25 meters per second
100 meters per second
100 miles per hour
25 miles per hour
30s
7.P.1.1
• Q4
Mike, Jackie, Jeremy, and Niki were widely known to the be the fastest fifth graders at Robinson Elementary School. They wanted to know who is the fastest so they scheduled a race during recess. Their results are shown in the table. Who is the fastest student?
Jeremy
Nicki
Mike
Jackie
30s
7.P.1.1
• Q5
The diagram shows forces acting on a box. Which statement best describes what will happen to the box as a result of these forces being applied?
The box will move to the right
The box will move to the left
The box will move up
The box will remain stationary (not move)
30s
7.P.1.2
• Q6
John wants to build a racetrack that will allow his toy cars to travel fast when force is applied. Which material should he use?
Gravel, because friction will be high
Sandpaper, because friction will be low
Carpet, because friction will be high
Plastic, because friction will be low
30s
7.P.1.2
• Q7
The image above shows two opposite forces acting on a box, what can we say that is true about the affect of the forces on the box?
The box will move to the right
The box will move to the right
The forces are unbalanced
The forces are balanced. The box will not move.
30s
7.P.1.2
• Q8
Which graph represents an object that is accelerating?
B
D
A
C
30s
7.P.1.3
• Q9
Sally ran a distance of 8 meters in 16 seconds. The graph shows her motion. Which best describes her motion?
Her speed was changing
Her speed remained constant
She decreased her speed after four seconds
She stopped moving after four seconds
30s
7.P.1.4
• Q10
In the distance vs time graph, each dot represents the end of a 30-minute interval. During which interval are the persons represented by the graph not moving?
4.5 to 5 hours
1.5 to 2 hours
0 to 0.5 hours
2 to 2.5 hours
30s
7.P.1.4
• Q11
Based on the graph of a person going for a drive, which might describe the motion of the person?
A person drives at a constant speed, then stops. He then continues in the same direction at the same speed
A person drives at a steady pace, and then turns around and goes back home.
A person drives very fast, then stops and rests. He then continues very slowly
A person drives up a hill, stops and then drives back down the hill
30s
7.P.1.4

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