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Newton’s Gravity Flashcards | StudBud
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Newton’s Gravity
Newton’s Gravity
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Newtons laws gravity Acceleration force inertia #grade_07 #grade_09 #grade_08 #grade_10 #physics
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Questions
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Answers
1
If the object’s falling to earth and its mass is 20 kg, how would you solve for weight?
20•9.8=F
9.8/20=F
20/9.8=F
20•10.8 =F
2
The force of gravity depends on the mass of objects and
the weight of objects.
the distance between them.
motion of objects.
speed of objects .
3
An object’s force is 30 newtons while falling to earth. What’s the mass?
14.099 kg
.32 kg
3.06 kg
294 kg
4
Inertia is a tendency
to increase velocity.
All of the choices.
to slow down.
to remain in motion or at rest.
5
When a high speed car stops suddenly, the passenger experiences
Inertia
A wheelie
Misogyny
Static friction
6
Each force in an action–reaction delivers a(n)
Depends on object
Equal amounts of force
More reaction force
Lesser reaction force
7
A cue ball transfers its energy to the racked balls upon collision, this is called
Momentum
Adverse reaction.
Inertia
Sliding friction
8
Sir Isaac Newton Is known for
Developing the field of physics.
All choices are correct
Being the founder of calculus
Inventing the modern reflective telescope
9
Terminal velocity is a falling object’s
acceleration speed.
maximum speed falling.
end of a fall.
free fall.
10
One skydiver’s mass equals 136 kg. What is her force?
9.936 N
1332.8 N
13.8 N
.072 N
11
Controls inertia in your car When your car suddenly stops from forward progress?
The seats
Air conditioning
Airbags
Air pressure
12
Which one of newtons laws does this soccer ball represent?
And object at rest stays at rest.
Acceleration is directly proportional to the net force exerted.
For every action there is an equal and opposite reaction.
Every object will move in a straight line.
13
Mass is
the amount of matter in the object.
the change of weight between planets.
the measure of newtons.
the measure of the gravitational force acting on it.
14
The formula for gravity is
G=M/F
G=M•F
G=M•Wt
G=F/M
15
The acceleration of a man free falling to a planet would depend upon
All of the choices
his mass.
his weight.
the force of gravity.
16
An object's weight is defined as
the gravitational force acting on it.
the force of an object.
Always the same.
the amount of matter in the object.
17
Is the gravitational force greater between the moon and earth, or the earth and mars?
Gravitational force Varies constantly.
Earth and mars
Earth and moon
They are the same.
18
If a bowling ball is 7.5 kg, and accelerating at 20 m/s/s then what is the force?
150 m/s/s
150 kg
150 N
2.66 N
19
The fig Newton cookie was named for Sir Isaac newton.
False
True
20
The rover’s mass is 174 kg & there’s 644 N of force. What is acceleration of gravity on Mars?
122056 m/s/s
27 m/s/s
9.8 m/s/s
3.7 m/s/s
21
A baseball pitch directly to the catcher, takes a _____ path.
Spherical
Argula
Projectile
Terminal velocity
22
A satellite falling to earth with the force or weight of 200 N. Calculate the mass.
.049 Kg
1960 kg
20.4 kg
24.0 kg
