Bell Ringer Quiz 3 (Unit2 Week4) – TEKS 7.7D: Net Force and State of Motion

Quiz by Grade 7 Science - Texas Education Agency

Grade 7

Science (2021)

Texas Essential Knowledge and Skills (TEKS)

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Measures 1 skill from

Grade 7

Science (2021)

Texas Essential Knowledge and Skills (TEKS)

SCI.7.7D

Analyze the effect of balanced and unbalanced forces on the state of motion of an object using Newton's First Law of Motion.

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Q 1/3
Score 0
A 2kg skateboard is rolling straight at constant speed. A small rock creates 4N of frictional force opposite the motion. No one is pushing. What happens first?
30
It speeds up
It keeps going forever
It slows down due to the unbalanced friction force
It instantly stops
Q 2/3
Score 0
A box on a floor experiences a 12 N pull to the right and 12 N kinetic friction to the left. Describe the motion.
30
Accelerates right
Accelerates left
Moves at constant velocity or stays at rest
Moves in a circle

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Related quizzes

Q 1/3
Score 0
A 2kg skateboard is rolling straight at constant speed. A small rock creates 4N of frictional force opposite the motion. No one is pushing. What happens first?
30
It speeds up
It keeps going forever
It slows down due to the unbalanced friction force
It instantly stops
Q 2/3
Score 0
A box on a floor experiences a 12 N pull to the right and 12 N kinetic friction to the left. Describe the motion.
30
Accelerates right
Accelerates left
Moves at constant velocity or stays at rest
Moves in a circle

3 questions

Q.

A 2kg skateboard is rolling straight at constant speed. A small rock creates 4N of frictional force opposite the motion. No one is pushing. What happens first?

1

30 sec

SCI.7.7D

Q.

A box on a floor experiences a 12 N pull to the right and 12 N kinetic friction to the left. Describe the motion.

2

30 sec

SCI.7.7D

Q.

A soccer ball is kicked and then rolls across grass, eventually stopping. Which statement best matches Newton’s First Law?

3

30 sec

SCI.7.7D