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WorksheetsPhysics intro Quiz
Total questions: 26
Worksheet time: 26mins
The force of gravity on a person or object on the surface of a planet is called
mass.
weight.
terminal velocity
free fall.
The law of universal gravitation states that any two objects in the uni-verse that have mass, without exception,
attract each other.
repel each other.
combine to provide a balanced force.
create friction
The momentum of an object is in the same direction as its
force.
velocity.
acceleration.
inertia.
The force of gravity between you and Earth is greater than the force of gravity between you and a car because Earth has more ____________________ than the car.
mass
density
force
friciton
A skydiver with a mass of 70 kg accelerates to Earth at a rate of 9.8 m/s2 due to gravity. What is the force on the skydiver?
79.8 Newtons
7.14 Newtons
0.14 Newtons
68.60 Newtons
Compare the acceleration of the 1-kg object with that of the 2-kg object.
1kg object has more acceleration because it has less mass
1kg object has less acceleration because it has less mass
2kg object has more acceleration because it has more mass
2kg object has less inertia because it has more mass
How much force is needed to accelerate a 3kg skateboard at 5m/s2.
8N
1.6N
0.6N
15N
How much force is needed to accelerate a 25kg bowling ball at 2m/s2.
50N
5N
12.5N
100N
A lightning bolt travels 40 kilometers to the ground with an average strike time of 0.2 seconds. Which equation below is set up to correctly calculate the speed of a lightning bolt?
Speed = 40 km / 0.2 s
Speed = 0.2 s / 40 km
Speed = 40 km * 0.2 s
How would you calculate the speed of a baseball that takes 0.5 seconds to fly a distance of 20 meters?
0.5 ÷ 20
20 × 0.5
20 ÷ 0.5
0.5 - 20
How would you calculate the average speed of a student that is able to run 20 meters in 8 seconds?
20 ÷ 8
20 × 8
8 ÷ 20
8 - 20
How would you calculate the average speed of a ball if it rolls a distance of 5 meters in a time of 10 seconds?
5 ÷ 10
5 × 10
10 ÷ 5
10 + 5
Pressure is a pushing force per unit of
time
area
distance
volume
Using the formula P = F ÷ A, what is the pressure if 10 N are applied to 5 squared centimeters?
50 Pa
5 atm
15 atm
2 Pa
In the picture, what force is acting upward on the skydiver?
Gravity
Air resistance
In the picture, what force is acting downward on the skydiver?
Gravity
Air resistance
Which term is an example of force?
Energy
Mass
Weight
Work
Isaac Newton created the three laws of ______________.
motion
movement
gravity
texting
According to Newton, what kinds of objects are affected by gravity?
Only objects inside the earth's atmosphere, like apples.
Only objects that orbit the sun, like planets.
Only objects with a lot of mass, like human beings.
All objects in the universe.
Physics is
Math of Science
Science of math
Push or pull
pushing
pulling
Match the following forces with the activity
Friction
Inertia
Gravity
Centripetal
Pressure
Reorder the following steps
choose correct formula
plug in numbers
solve with calculator
units
check everything
