NEW
Font size
WorksheetsWeek 26 Quiz 6-Exam
Total questions: 47
Worksheet time: 32mins
Anything with ____________ also has a gravitational pull.
mass
size
depth
light
What is weight?
how much fat is on your body
how strong you are
how strongly your body is being pulled down by gravity
when you have to stand in line
Gravity is based on an object's
mass
size
roundness
brightness
Inertia tells us that we need ____________ to get an object moving or to make it stop.
a force
gravity
friction
strength
What keeps the planets in orbit around the sun?
gravity and inertia together
gravity
inertia
neither gravity or inertia
Why do the planets in our solar system orbit the sun?
because the sun is the brightest object
because the sun was there first
because the sun has the most mass
because nothing can orbit planets
If you dropped a bowling ball and a golf ball off the top of a tall building, which one would hit the ground first?
bowling ball
golf ball
they would hit at the same time
they would not hit the ground
On which object would you weigh the most?
Earth
The moon
Jupiter
50 miles per hour, West
acceleration
speed
velocity
gravity
A force is a ________________________ that acts on an object.
push
pull
push or pull
Acceleration is best described as a change in an object's
velocity
speed
direction
An object at rest will stay at rest unless an unbalanced force acts on it.
True
False
An object that is changing position (location) is
at rest
in motion
An object's tendency to resist (not) change its state of motion.
gravity
force
inertia
friction
Which of the following is not a force?
gravity
velocity
friction
a push
What is Newton's 2nd Law?
Every action has an equal and opposite reaction
An object at rest stays at rest, an object in motion stays in motion.
F = ma
Friction
If the man pushes with an equal amount of force, which object will accelerate more?
Car because it has more mass
Lawnmower because it has less mass
Car because it has less mass
Lawnmower because it has more mass
What unit do we measure force in?
Kilometer/hr
Joules
Seconds
Newtons
Which sentence is the evidence?
What is the Net Force and the direction of the object's movement as a result of the net force?
5N, Right
5N, Left
9N, Right
9N, Left
What is the Net Force and the direction of the object's movement as a result of the net force?
3N, Right
3N, Left
6N, Left
6N, Right
What is the Net Force and the direction of the object's movement as a result of the net force?
11N, Right
11N, Left
1N, Left
1N, Right
The SI unit for acceleration is
mph
ft/sec
m/s2
m/s
Which has the MOST inertia?
Which one has the LEAST inertia?
Find how much force the man will need to exert to move the car.
5000 N
50 N
20,000 N
500 N
What is Newton's 2nd Law?
Every action has an equal and opposite reaction
An object at rest stays at rest, an object in motion stays in motion.
F = ma
Friction
True or False. Acceleration of an object is directly proportional to the net force acting on it
True
False
Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?
20 m/s2
0.5 m/s2
2 m/s2
120 N
Find how much force the man will need to exert to move the car.
5000 N
50 N
20,000 N
500 N
If the man pushes with an equal amount of force, which object will accelerate more?
Car because it has more mass
Lawnmower because it has less mass
Car because it has less mass
Lawnmower because it has more mass
A 25 kg bike accelerates at 10 m/s2. What was the force?
250 N
2.5 N
25 N
15 N
What unit do we measure force in?
Kilometer/hr
Joules
Seconds
Newtons
What is force?
A push on an object
A pull on an object
A push or pull on an object
If an object was accelerating at 5 m/s2, and a force of 10 newtons was required to accelerate it, what was the object's mass?
50 kg
2 kg
0.5 kg
5 kg
True or False. 800 N = 800 kg ⋅ m/s2
True
False
