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WorksheetsIGCSE Chapter 2
Total questions: 84
Worksheet time: 3hrs 2mins
Name
Class
Date
1.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
2.
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
a)
60 N right
b)
10 N left
c)
60 N right
d)
50 N left
3.
Which one is balanced?
a)
Top
b)
Bottom
c)
Both
d)
Cannot be determined
4.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
5.
If a man and woman push each other in opposite directions at both 9 N, what is the net force?
a)
81 N
b)
18 N
c)
1 N
d)
0 N
6.
Force: 23 N to the right, 23 N to the right. What is the net force?
a)
46 N right
b)
0 N Left
c)
1 N Left
d)
529 N Right
7.
A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
8.
Which type of force(s) will cause a change in an object's motion?
a)
equal forces
b)
zero net force
c)
balanced forces
d)
unbalanced forces
9.
A ____ force is the sum of forces felt by an object.
a)
sum
b)
net
c)
strong
d)
balanced
10.
Calculate the net force.
a)
5 N
b)
10 N
c)
45 N
d)
500 N
11.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
12.
If there are two forces going in opposite directions, would you add or subtract them to find the net force?
a)
Add
b)
Subtract
c)
Multiply
d)
Neither
13.
What is the net force?
a)
10 N left
b)
10 N right
c)
30 N left
d)
30 N right
14.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger
b)
smaller
c)
equal
d)
cannot be determined
15.
A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?
a)
24 m/s2
b)
18 m/s2
c)
16 m/s2
d)
16 m/s
16.
A toy car of a mass of 3 kg moves along a frictionless railroad track with a velocity of 4 m/s. What is the momentum of the toy car?
a)
0.75 kg m/s
b)
0.75 N
c)
12 kg m/s
d)
12 N
17.
The amount of matter in an object is its
a)
mass
b)
volume
c)
density
d)
weight
18.
The amount of space an object takes up is its
a)
mass
b)
volume
c)
density
d)
weight
19.
How much mass is in a certain amount of volume is its
a)
mass
b)
volume
c)
density
d)
weight
20.
The amount that gravity pulls on you is called
a)
mass
b)
volume
c)
density
d)
weight
21.
Density is measured with what units?
a)
grams (g)
b)
centimeters (cm)
c)
g/mL
d)
pounds (lbs)
22.
How can volume be determined through water displacement?
a)
measure the graduated cylinder
b)
drop object in cylinder and measure amount water rises
c)
measure length, width, and height
d)
place on a scale
23.
How do you calculate the density of an object?
a)
length x width x height
b)
mass x volume
c)
volume ÷ mass
d)
mass ÷ volume
24.
What causes an object to sink in a substance?
a)
if the object's density is less than the substance
b)
if the object's density is the same as the substance
c)
if the object's density is greater than the substance
d)
if the object's density is zero
25.
If you travel to the moon will your mass be greater than, less than, or the same as on Earth?
a)
greater
b)
same
c)
less
d)
What?!
26.
You have a box that has a volume of 10 cm3 and a mass of 20 g. What is its density?
a)
0.5 g/cm3
b)
200 g/cm3
c)
30 g/cm3
d)
2 g/cm3
27.
One side of a cube is 2 cm long. Its mass is 24 g. What is the density of the cube?
a)
12 g/cm3
b)
48 g/cm3
c)
3 g/cm3
d)
26 g/cm3
28.
What is the density of an 80g block with these dimensions: length=2 cm, width=1 cm, height=4 cm
a)
10 g/cm3
b)
87 g/cm3
c)
640 g/cm3
d)
72 g/cm3
29.
An irregular object with a mass of 100 g displaces 25 mL of water. What is its density?
a)
0.25 g/mL
b)
4 g/mL
c)
2500 g/mL
d)
125 g/mL
30.
The first object in the data table has a density of 17 g/cm3, and is in a fluid with a density of 17.4 g/cm3. Will it sink, float, or neither?
a)
sink
b)
float
c)
neither
d)
How am I supposed to know?!
31.
If you cut a block in half, would each half have the same, greater, or lower density?
a)
same
b)
greater
c)
lower
d)
IDK! This is hard!
32.
How can you determine if two objects are made of the same material?
a)
by looking at them
b)
if they are the same weight
c)
if they have the same mass
d)
if they have the same density
33.
Why does a balloon filled with Helium float in air?
a)
because Helium floats
b)
because Helium has less density than air
c)
because Helium has a greater density than air
d)
because Helium is lighter than air
34.
If the mass of an object is 1000 kg on Earth, what is it's mass on the moon?
a)
10kg
b)
100kg
c)
1000kg
d)
10,000kg
35.
If the weight of a body on the Earth's surface is 600 N, what would be it's weight on moon?
a)
3600 N
b)
100 N
c)
6000 N
d)
200 N
36.
The weight on the surface of the moon is __________.
a)
six times that of Earth
b)
one quarter that of Earth
c)
one eightieth that of Earth
d)
one sixth that of Earth
37.
Which has greater mass?
a)
the apples
b)
the oranges
c)
neither
38.
The mass of an object _______ as it moves away from the center of Earth
a)
stays the same
b)
decreases
c)
increases
d)
doubles
39.
unit of weight is
a)
Kg
b)
N
c)
metre/sec
d)
Kgm/s
40.
Which variable is constant?
a)
mass
b)
weight
41.
If mass = 78.9 kg, weight on Earth =
a)
774 N
b)
77.4 N
c)
8 N
d)
774 kg
42.
If mass = 1.6 kg, weight on Earth =
a)
0.16 N
b)
15.7 kg
c)
15.7 N
d)
157 N
43.
If weight on Earth = 20.0 N, mass =
a)
2.04 kg
b)
196 kg
c)
10 kg
d)
2.20 kg
44.
The combined mass of the 3 bowl is 6.2kg.
What is their mass in grams?
What is their mass in grams?
a)
6002g
b)
6020g
c)
6200g
d)
6202g
45.
The mass of an empty beaker is measured and recorded. A sample of snow is collected in the beaker and sealed with plastic wrap. The mass of the sealed beaker and the snow is then measured and recorded.
The table shows the results.
Mass of Empty Beaker 160 grams
Mass of Beaker and Snow 500 grams
After the snow melts, what will be the mass of the water in the sealed beaker?
The table shows the results.
Mass of Empty Beaker 160 grams
Mass of Beaker and Snow 500 grams
After the snow melts, what will be the mass of the water in the sealed beaker?
a)
160 grams
b)
340 grams
c)
500 grams
d)
660 grams
46.
What do you use to measure the mass of an object?
a)
Thermometer
b)
water displacement method
c)
a scale
d)
length times width times height
47.
Why would you weigh less on the moon compared to Earth?
a)
less air
b)
less sunlight
c)
more gravitational pull
d)
less gravitational pull
48.
What is the definition of "weight"?
a)
measure of the force of gravity on your body
b)
the time it takes to get on a ride
c)
the amount of matter in an object
d)
the size of an object
49.
A person is pushed forward into their seatbelt when a car stops demonstrates which of Newton's Laws of Motion?
a)
First
b)
Second
c)
Second & Third
d)
Third
50.
According to Newton’s First Law of Motion, a moving object that is not acted on by an unbalanced force will
a)
Remain in motion.
b)
Eventually come to a stop.
c)
Change its momentum.
d)
Accelerate.
51.
Newton's Third Law of Motion states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
52.
Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?
a)
First
b)
Second
c)
Third
d)
Fourth
53.
A person is pushed forward into their seatbelt when a car stops demonstrates which of Newton's Laws of Motion?
a)
First
b)
Second
c)
Second & Third
d)
Third
54.
You push on a tree with 20 N of Force. If the tree doesn't move, the tree is pushing back on you with _____of Force.
a)
20 N
b)
40 N
c)
10 N
d)
0 N
55.
A soccer ball accelerates more than a bowling ball when thrown with the same force is an example of which of Newton's Laws of Motion?
a)
First Law
b)
Second Law
c)
Third Law
d)
Fourth Law
56.
An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required? (Hint: F = ma)
a)
20 N
b)
2 N
c)
5 N
d)
0 N
57.
What is the net force of this object?
a)
10 N, no direction
b)
10 N left
c)
5 N right
d)
0 N no direction
58.
As the acceleration of an object increases, what happens to the Force of the object?
a)
Force increases
b)
Force decreases
c)
Force remain the same
d)
Mass increases
59.
In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N. What is the net force?
a)
50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
60.
According to Newton's Second Law, an object's acceleration is INVERSELY proportional to its _____.
a)
Unbalanced force
b)
Balanced force
c)
Mass
d)
Velocity
61.
A crumpled piece of paper hits the ground before a flat sheet of paper because
a)
The acceleration of gravity is greater on the crumpled paper.
b)
There is more air resistance against the flat paper.
c)
The crumpled paper is more massive
d)
The crumpled paper is less massive.
62.
If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration? (F=ma)
a)
The one with a mass of .78 kg will have the greatest acceleration.
b)
The one with a mass of .52 kg will have the greatest acceleration.
c)
They will both accelerate at the same rate.
63.
A person steps out of the boat and onto the dock. As the person moves forward onto the dock, the boat moves backward. Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
64.
When a large truck pushes a small car with a given force, the small car is applying an equal and opposite force on the truck.
a)
True
b)
False
65.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
66.
What law of motion does this picture represent?
a)
Newtons 3rd law
b)
Newtons 4th law
c)
Newtons 1st law
d)
Newtons 2nd law
67.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
68.
Which one needs a greater net force to move, a kilogram of feathers or a kilogram of iron?
a)
feathers
b)
iron
c)
same
d)
depends on their friction
69.
Mass is a measure of an object's inertia. Objects with greater mass have a greater inertia; objects with less mass have less inertia.
a)
true
b)
false
70.
What Newtons law does this picture represent
a)
Newtons 2nd law
b)
Law of gravity
c)
Newtons 1st law
d)
Newtons 5th law
71.
What law of motion does this picture represent
a)
Newtons law of gravity
b)
Newtons 1st law
c)
Newtons 4th law
d)
Newtons 3rd law
72.
What law describes what happens if you are riding a skateboard and hit something (like a rock) with the front wheels.
a)
Newtons 3rd law
b)
Newtons 1st law
c)
Law of gravity
d)
Law of movement
73.
A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s2. Determine the mass of the encyclopedia?
a)
m = 3.0 kg
b)
m = 4.0 kg
c)
m = 3.0 ml
d)
m = 30.0 g
74.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law
c)
Newtons 3rd law
d)
Newtons 2nd law
75.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
law of gravity
c)
Newtons 4th law
d)
Newtons 2nd law
76.
When you step on a Lego. You push on the Lego and the Lego pushes back on you.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
77.
Calculate the net force.
a)
5 N
b)
10 N
c)
45 N
d)
500 N
78.
The force required to stretch or compress a spring by 1 metre
a)
Spring force
b)
Constant length
c)
Inertia
d)
Spring Constant
79.
When these two freight cars of different mass collide and stick, what will be their resultant velocity?
a)
1 m/s
b)
2 m/s
c)
4 m/s
d)
8 m/s
80.
A bowling ball with a mass of 8.0 kg rolls down a bowling lane at 2.0 m/s. What is the momentum of the bowling ball?
a)
4.0 kg·m/s
b)
6.0 kg·m/s
c)
10.0 kg·m/s
d)
16.0 kg·m/s
81.
A 250 kg car hits a wall and experiences an average force of 25000 N as a result of the impact. At the moment of the collision the car has a velocity of 5 m/s and the impact brings the car to halt in 0.05 s. Calculate the impulse of the car on the wall.
a)
12.5 kg·m/s
b)
1250 kg·m/s
c)
2500 kg·m/s
d)
5000 kg·m/s
82.
What is the momentum of a 1500 kg car with a velocity of 30 m/s?
a)
0 kg m/s
b)
0.02 kg m/s
c)
50 kg m/s
d)
45,000 kg m/s
83.
The tendency of an object to resist changes in motion is known as ___.
a)
mass
b)
inertia
c)
force
d)
balance
84.
A bullet traveling at 500 m/s is brought to rest by an impulse of 50 N*s. What is the mass of the bullet?
a)
10 kg
b)
0.1 kg
c)
0.01 kg
d)
2500 kg
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