Which object has more inertia?

A 9,070,000 kg train at rest (v =0)

Newton's 3rd Law is...

"for every action there's an equal or opposite reaction"

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Newton's Laws and Forces PT

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Questions 17

Answers

1
What is the net force of the following free body diagram
4 N to the right
4 N to the left
3 N to the right
3 N to the left
2
What is the net force?
5 N to the left
5 N to the right
7 N to the left
7 N to the right
3
Which of Newton's Laws of motion is also known as the Law of Inertia?
3rd
2nd
1st
4th
4
The normal force is
the supporting force
a force that opposes motion
the weight of an object
5
How much force is required to accelerate a 10 kg ball at a rate of 2.0 m/s/s?
10 Newtons
0 Newtons
2 Newtons
20 Newtons
6
What is the symbol for normal force?
Ff
Fa
Fg
FN
7
Friction is a force that
opposes motion
causes objects to accelerate
provides support like a table does for a book
8
Forces always
come in pairs
cause an object to accelerate
cancel each other
9
What is the symbol for friction?
Fg
FN
Ff
Fa
10
Describe the motion of the boy riding his bike.
slowing down
moving at a constant velocity
speeding up
11
What is the net force?
1 to the right
8 to the right
1 to the left
8 to the left
12
This free body diagram represents an object that is...
Accelerating downwards
Not accelerating
Accelerating to the right
Accelerating upwards
13
In physics weight is measured in __________?
m/s2
Pounds
Kilograms
Newtons
14
A hammer exerts 100 N of force on a nail. How much force does the nail exert on the hammer?
100 N
0 Newtons
Greater than 100 N
Less than 100 N
15
Which object has more inertia?
A 9,070,000 kg train at rest (v =0)
A 0.15 kg bullet traveling at 45 m/s
A 2000 kg car traveling at 20 m/s
16
Objects that have more ________ have more inertia.
velocity
acceleration
surface area
mass
17
Newton's 3rd Law is...
"running at a wall at full speed"
"Cells put together to create bacteria"
"for every action there's an equal or opposite reaction"
"energy from the sun"

Newton's Laws and Forces PT Flashcards | StudBud