What is the reaction force to gravity pushing you down into your chair?

Chair pushes in opposite direction with equal force.

What is Newton's first law of motion?

Objects require force to cause a change in motion.

What is Newton's third law of motion?

Every action has an equal and opposite reaction.

The force left over when all forces are added/subtracted.

What is the reaction to punching the wall?

The wall hits you back with the same force.

An object's resistance to changing motion.

How are mass and inertia related?

Mass is a measurement of inertia.

The rate at which an object changes motion.

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Duplicate of Newton's Laws

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A #physics #quiz to assess student's mastery of #Newton's #Laws of #Motion

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Questions 20

Answers

1
What is the reaction force to gravity pushing you down into your chair?
There is no reaction force.
Earth pulls you up with the same force.
the chair pushes down with the same force.
Chair pushes in opposite direction with equal force.
2
What is the acceleration experienced by a 5 kg object with a 20 N force applied to it.
5 m/s2
100 m/s2
4 m/s2
25 m/s2
3
What is Newton's first law of motion?
You can't have your pudding before you eat your meat.
Every action has an equal and opposite reaction.
Objects require force to cause a change in motion.
F=ma
4
Force is
An object's resistance to changing motion
The rate at which an object changes motion.
A push or pull.
How much stuff is in an object.
5
What is Newton's third law of motion?
Every action has an equal and opposite reaction.
You can't have your pudding before you eat your meat.
F=ma
Objects require force to cause a change in motion.
6
The more inertia an object has...
The harder it is to move.
the easier it is to move
The less acceleration it has.
The more acceleration it has.
7
If you double the force of an object what happens to the acceleration?
It halves
The object explodes
It doubles
It disappears
8
If you double the mass of an object what happens to the acceleration?
It doubles
It explodes
It disappears
It halves
9
Gravity's acceleration is always...
8.9 m/s
8.9 m/s2
9.8 m/s2 down
9.8 m/s2 up
10
What is the force experienced by a 5 kg object accelerating at 20 m/s²?
100 N
5 N
4 N
25 N
11
What is the mass of an object that accelerates at 10 m/s²when a 20 N force is applied?
10 kg
30 kg
200 kg
2 kg
12
What is Newton's second law of motion?
F=ma
Objects require force to cause a change in motion.
You can't have your pudding before you eat your meat.
Every action has an equal and opposite reaction.
13
What is the acceleration experienced by this object?
20 m/s2
1000 m/s2
5 m/s2
10 m/s2
14
Net force is
The force left over when all forces are added/subtracted.
When you add up the magnitude of all forces.
The force that counteracts gravity.
The amount of force applied by a net.
15
What is the reaction to punching the wall?
The wall hits you back with more force.
The wall hits you back with the same force.
The wall hits you back, but with less force.
Nothing.
16
What is the net force acting on this object?
500 N left
100 N left
500 N right
100 N right
17
What is the unit of force?
Newtons
Ohms
Joules
Meters
18
Inertia is
An object's change in motion.
An object's resistance to changing motion.
A bad ear infection,
A push or pull.
19
How are mass and inertia related?
Inertia = force x mass
Mass is a measurement of inertia.
Mass and inertia aren't related.
Mass = inertia x force.
20
Acceleration is
The rate at which an object changes motion.
A push or pull.
An object's resistance to changing motion
How much stuff is in an object.

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