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WorksheetsUnit 3 Semester Quiz
Total questions: 20
Worksheet time: 10mins
Unequal forces on an object that may result in a change in position, direction, or motion. Ex. 6 people playing tug of war with one side with more force, while the other side has less force.
Unbalanced force
Mass
Balanced force
Initial
At the start or the beginning
Newton
Direction
Constant
Initial
A measure of the amount of matter of an object
Friction
Balanced force
Mass
Velocity
Something that stays the same. Ex. A car parked in the middle of the road.
Balanced force
Initial
Speed
Constant
Change in an object’s motion caused by unbalanced forces
Net force
Acceleration
Law of force/acceleration
Unbalanced force
A plane traveling at a constant speed is a balanced force.
True
False
Speed is distance divided by time
True
False
A bus traveling Southwest, and is going 65 km/h represents speed.
True
False
A delivery driver pushes a box out of a truck, with a force of 17 Newtons. Calculate how much work is done when he pushes the box 27.4 m.
3.91 J
465.8 J
10.4 J
265.4 J
A train is traveling 345 miles, and is going 75 mph. How long did the train travel?
4.6 hours
25.75 hours
12.3 hours
27.3 hours
A cruise ship is traveling Northeast for 562 miles, and 72 hours. What is the velocity the cruise ship traveled? Round to the nearest tenth if possible.
7.8 mph NE
7.8 mph
6.7 mph NE
6.7 mph
A person on the left side is pushing a box with 175 Newtons. Another person on the right side is pushing a box with a force of 360 Newtons. What is the net force the box is moving?
535 N right
185 N right
535 N left
185 N left
A person on the left side is pushing a box with a force of 69 Newtons. Another person on the right side is pulling a box with a force of 126 Newtons. What is the net force the box is moving?
57 N left
195 N right
195 N left
57 N right
An English physicist who formulated the 3 basic laws of motion.
Issac Newton
Thomas Edison
Albert Einstein
This law explains that for every action, there is an equal/opposite reaction.
Newton’s 1st Law
Newton’s 2nd Law
Newton’s 3rd Law
What is an example of the Law of Inertia? (Newton’s 1st law)
A car turning to another direction
A person riding a bike and accelerating it
A plane flying at cruising altitude, while at constant speed
A race car drifting on the track
Newton’s 3rd Law tells the Law of Force/Acceleration.
True
False
What are the units for acceleration?
km/h2
Mph
m/s2
m/s
What is an example of unbalanced force?
A person standing still
2 people pushing a box on each side with same amount of force applied
A boat moving at constant speed
A truck slowing down
Joules (J) is the unit used for work.
True
False
