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10SCI - Forces and Motion

Total questions: 96

Worksheet time: 2hrs 51mins

Name
Class
Date
1.

What is the equation to calculate time?

a)

time = speed/distance

b)

time = distance/speed

c)

time = speed x distance

d)

time = distance x speed

2.

What is the equation to calculate distance?

a)

distance = speed/time

b)

distance = time/speed

c)

distance = speed/distance

d)

distance = speed x time

3.

What is the speed of a man who runs 10 km in 1 hr?

a)

20 km

b)

10 m/min

c)

10 km/hr

d)

20 hrs

4.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
5.

Which of the following is a unit of speed ?

a)

sec

b)

mi

c)

m/s

d)

min

6.

Which of the following is a unit of time?

a)

sec

b)

mi

c)

m/s

d)

km

7.

Which of the following is a unit of distance ?

a)

km/hr

b)

km

c)

sec

d)

min

8.
What is this object doing?
a)
moving at a constant speed away from start and then stops
b)
increasing speed and then stops
c)
decreasing speed and then constant speed
d)
moving at a constant speed away from start and then constant speed
9.

A person walked 10 km. It took them 2 hours. How fast were they walking?

a)

8 km/h

b)

5 km/h

c)

2 km/h

d)

10 km/h

10.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
11.

A car travels 30 km/hr for 3 hours, calculate the distance it will travel

a)

90 km

b)

10 km

c)

600 miles

d)

90 miles

12.

A speed boat travels 200 km at a speed of 20 km/hr. How much time will it take to travel the 200 miles?

a)

10 hrs

b)

10 miles

c)

400 hrs

d)

100 km

13.
Which graph shows the object standing still?
a)
A
b)
B
c)
C
d)
D
14.

What is the speed of an object that travels 60 meters in 4 seconds?

a)

240 m/s

b)

15 m/s

c)

0.067 m/s

d)

15 mph

15.

Bob runs from 4:50 pm until 5:20pm at an average speed of 7km/h. How far did he go?

a)

4.5km

b)

2.5km

c)

3.5km

d)

14km

16.

speed of an object in a particular direction

a)

motion

b)

velocity

c)

speed

d)

acceleration

17.

the rate at which speed or velocity changes

a)

acceleration

b)

average speed

c)

motion

d)

reference point

18.

What is happening at segment F?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

19.

What is happening at segment A?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

20.

What is happening at segment B?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

21.

What is happening at segment C?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

22.

What is happening at segment D?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

23.

What is happening at segment B?

a)

no motion/object at rest

b)

constant speed

c)

acceleration

24.

What is happening at segment A?

a)

no motion/object at rest

b)

constant speed

c)

deceleration

25.
Which of the following is a unit for acceleration?
a)
km/s
b)
m/s2
c)
mi/hr
d)
ft
26.
How can acceleration be zero?
a)
a car runs out of gas and slowly rolls to a stop
b)
a car decreases speed at a constant rate until it comes to rest
c)
car has constant speed and is traveling on a straight path
d)
the car travels round trip and is back at the starting point
27.
As you walk you make a right turn. Do you have acceleration? 
a)
yes 
b)
no
28.
You are walking and start to slow down. Do you have acceleration? 
a)
yes
b)
no 
29.

If you speed up then velocity and acceleration are in _____________, but if you slow down velocity and acceleration are in _______________.

a)

the same direction; the same direction

b)

opposite directions; opposite directions

c)

opposite directions; the same direction

d)

the same direction; opposite directions

30.
The speed boats speed increased from 0m/s to 24m/s in a time span of 12 seconds.
a)
4 m/s²
b)
2 m/s²
c)
8 m/s²
d)
6 m/s²
31.
The Eagles are playing the Patriots in Super Bowl 52. The score is Eagles 31 Patriots 27 with two minutes left. Nick Foles throws a deep ball to Alshon Jeffery the velocity of the football increases from 10m/s to 40 m/s in over a 5 second period.
a)
6 m/s²
b)
10 m/s²
c)
8 m/s²
d)
30 m/s²
32.
John Cena’s speed increases from 15 m/s to 25 m/s as he runs downhill over a 5 second period.
a)
2 m/s²
b)
10 m/s²
c)
8 m/s²
d)
2 m/s
33.

If someone runs a mile at 5 m/s the whole time, what is his acceleration?

a)

0 m/s2

b)

5 m/s2

c)

2.5 m/s2

d)

1 m/s2

34.
Acceleration of an object happens when things ________
a)
slow down
b)
go faster
c)
change direction (turn)
d)
All of the above
35.

A ticker tape timer produced the section of ticker tape below. The time interval between any two dots is 0.2 of a second. According to this section of ticker tape the moving object that produced this section of tape was travelling at ...

a)

about 7.1 cm s-1

b)

6.9 cm s-1

c)

7.9 cm s-1

d)

7.5 cm s-1

36.

Calculate the time that it took for Strip A to form

a)

0.01s

b)

0.1s

c)

0.2

d)

0.12

37.

Calculate the time that it took for Strip A to form

a)

0.01s

b)

0.1s

c)

0.2

d)

0.12

38.

Calculate the mean velocity of the trolley for Strip A

a)

0.2 cm/s

b)

2 cm/s

c)

20 cm/s

d)

0.005 cm/s

39.

Which of the following pieces of ticker tape represent an object that is speeding up? (Assuming the ticker tape was pulled to the LEFT, through the device.)

a)
b)
c)
d)
e)
40.

If the wind is heading south with a force of 5 N, and a car is going north with force of 78936 N, what is the Net Force and Direction.

a)

78931 N North

b)

78931 N South

c)

78531 N North

d)

78531 N South

41.

If a car has a force of 54 N forwards and the brakes have a force of 73 N backwards, what is the overall Net Force.

a)

16 backwards

b)

19 forwards

c)

18 backwords

d)

23 forwards

42.

How do you find the net force of this image.

a)

Add up all the arrows

b)

Add a green arrow and the orange arrow.

c)

Subtract all the arrows.

d)

Add the green arrows and subtract the orange arrow.

43.

What is the net force and to what direction.

a)

210 N to the right

b)

280 N to the right

c)

110 N to the left

d)

180 N to the left

44.

What is the overall Net Force and which side has a greater Net Force?

a)

641, Left

b)

571, Left

c)

601, Right

d)

480, Right

45.

What is the Overall Net Force and which side has a greater Net Force?

a)

12, Right

b)

0, Both are balanced

c)

12, Both are balanced

d)

0, Left

46.

an object with a zero net force could be moving

a)

True

b)

False

47.
An object in motion tends to stay in motion unless an ___ force acts on it.
a)
unbalanced
b)
balanced
48.
If I slowly roll a ball down the hallway, why does it eventually stop?
a)
Because of Newton's First Law
b)
Friction and Air Resistance
c)
Inertia
d)
It wouldn't stop, it would keep going until it hits a wwall.
49.
One kg multiplied by m/scan also be expressed as 1 __________.
a)
direction
b)
mass
c)
kilogram2
d)
newton
50.
Newton's second law of motion describes acceleration as force divided by __________.
a)
mass
b)
inertia
c)
speed
d)
direction
51.
What is the acceleration of an object traveling at a constant velocity?
a)
10 m/s2
b)
0 m/s2
c)
250 m/s2
d)
20 m/s2
52.
How can acceleration be described?
a)
distance divided by time
b)
time divided by distance
c)
force divided by time
d)
change in velocity divided by time
53.
How can Newton's second law be represented  mathematically? 
a)
F=MA
b)
M= F/A
c)
A= F/M
d)
All are correct
54.
Why would one ball accelerate more than the other when pushed with the same amount of force?
a)
Different weights
b)
Different forces
c)
Different masses
d)
Different sizes
55.

Jenny applies a 60 N force to a 20 Kg cart, what is the acceleration of the cart if friction can be neglected?

a)

1200 m/s2

b)

0.33 m/s2

c)

20 m/s2

d)

3 m/s2

56.
An object accelerates 5 m/s2 when a force of 20 newtons is applied to it. What is the mass of the object?
a)
4 Kg
b)
20 Kg
c)
0.5 Kg
d)
2 Kg
57.
An object with a mass of 6.0 kg accelerates 4.0 m/s2 when an unknown force is applied to it. What is the amount of the force?
a)
240 N
b)
24 N
c)
2.4 N
d)
0.24 N
58.
A car is 2000kg and accelerating at 20m/s2, what is the net force applied to it?
a)
40000 N
b)
100 N
c)
5 N
d)
200 N
59.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object? (watch for proper units on this answer!)
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
60.
One kg multiplied by m/scan also be expressed as 1 __________.
a)
direction
b)
mass
c)
kilogram2
d)
newton
61.

What is the definition of MASS?

a)

Anything that has mass and takes up space.

b)

The measure of the gravitational pull on an object.

c)

That amount of matter in an object.

62.

What is the definition of MASS?

a)

Anything that has mass and takes up space.

b)

The measure of the gravitational pull on an object.

c)

That amount of matter in an object.

63.

True or False -

Mass and weight are the exact same thing.

a)

true

b)

false

64.

What is the definition of MATTER?

a)

A measure of gravitational pull on an object.

b)

Anything that has mass and takes up space.

c)

The measure of the size of an object.

65.

The measure of the gravitational pull on an object is called:

a)

weight

b)

mass

c)

matter

66.

An object's mass _________________________ changes.

a)

always

b)

never

67.

A spring scale (like the ones at grocery stores) is used to measure ____________________.

a)

weight

b)

mass

c)

matter

68.

Weight is the measure of this pulling force on an object...

a)

matter

b)

gravity

c)

volume

69.

The weight of an object can change depending on it's _________.

a)

color

b)

texture

c)

location

70.

The one that stays the same no matter where you are.

a)

Bass

b)

Weight

c)

Mass

d)

Weather

71.

The unit that goes with mass.

a)

Centimeter

b)

Liter

c)

Inch

d)

Gram

72.

The one that is affected by gravity.

a)

Volume

b)

Mass

c)

Weight

d)

Ego

73.

The unit that goes with weight.

a)

Kilogram

b)

Newton

c)

Milliliter

d)

Mile

74.

The one that stays the same no matter where you are.

a)

Bass

b)

Weight

c)

Mass

d)

Weather

75.

The unit that goes with mass.

a)

Centimeter

b)

Liter

c)

Inch

d)

Gram

76.

The unit that goes with weight.

a)

Kilogram

b)

Newton

c)

Milliliter

d)

Mile

77.
The weight of an object _________ as it moves away from the center of Earth.
a)
increases
b)
stays the same
c)
triples
d)
decreases
78.
The mass of an object ___________ as it moves away from the center of Earth
a)
stays the same
b)
decreases
c)
increases
d)
doubles
79.
On which celestial object would you weigh the most?
a)
Earth
b)
Jupiter
c)
Sun
d)
You would weigh the same on all celestial objects
80.

On which celestial object (outer space) would your mass be the greatest?

a)

Earth

b)

Jupiter

c)

Sun

d)

Your mass doesn't change on different celestial objects

81.
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
82.
What is the unit used to measure work?
a)
Joule
b)
Watt
c)
Newton
d)
Pascal
83.
 Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
84.
If W=Fd
Then how much work is done if it takes 20N to move a box 10 meters
a)
0
b)
2
c)
20
d)
200
85.
In which of the following situations do your arms do work on books?
a)
holding a heavy stack of books while standing
b)
carrying a heavy stack of books
c)
dropping a stack of books onto a table
d)
picking up a pile of books from the floor
86.
The _______ is the SI unit of energy.
a)
watt
b)
joule
c)
ampere
d)
volt
87.
When work is done, there is always a(n) _______.
a)
constant rate
b)
single movement involved
c)
transfer of energy
d)
increase in the mechanical advantage
88.
The ability to do work is....
a)
work
b)
power
c)
acceleration
d)
energy
89.
If you exert a force of 10.N to lift a box over 1 m how much work do you do.
a)
11
b)
10
c)
5
d)
20
90.
What is energy?
a)
The ability to do work
b)
Heat and Electricity
c)
A force that causes motion
d)
None of these
91.

________________ is the rate at which work is done.

a)

Power

b)

Work

c)

Time

d)

Energy

92.

The unit of power (aka Joule per second)

a)

Joule

b)

Minute

c)

Watt

d)

Pound

93.

What is work?

a)

Product of force and displacement

b)

Product of energy and time

c)

Product of force and time

94.

Which of the following best describes power?

a)

force exerted per unit of time

b)

change of acceleration per unit of time

c)

change of momentum per unit of time

d)

work done per unit of time

95.

Carlos did 56.0 Joules of work in 23 seconds. How much power did Carlos show by doing work?

a)

1 288 W

b)

548.8 W

c)

2.43 W

d)

5.71 W

96.

A carpenter pushed a block of wood with a force of 569 N for a distance of 500 meters. If the carpenter finished the work in 60 seconds, how much power did the carpenter show?

a)

28 450 W

b)

1 707 000 W

c)

92.97 W

d)

474.17 W