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Slide 1 / 40
Slide 3 / 40
1 A snail travels 10 m in 3000 seconds. What is the snail's average speed?
A 60000 m/s
B 0.02 m/s
C 600 m/s
D 0.003 m/s
Slide 3 (Answer) / 40
1 A snail travels 10 m in 3000 seconds. What is the snail's average speed?
A 60000 m/s
B 0.02 m/s
C 600 m/s
D 0.003 m/s[This object is a pull tab]
Ans
wer D
Slide 4 / 40
2 A blimp travels at 3 m/s for 1000 s. What distance does the blimp cover in that time?
A 500 m/s
B 3000 m
C 4500 m/s
D 500 m
Slide 4 (Answer) / 40
2 A blimp travels at 3 m/s for 1000 s. What distance does the blimp cover in that time?
A 500 m/s
B 3000 m
C 4500 m/s
D 500 m[This object is a pull tab]
Ans
wer B
Slide 5 / 40
3 When your teacher times your mile run at 8.2 minutes, that means your speed was 0.12 mi/min. Was this your average speed or your instantaneous speed?
A Average Speed
B Instantaneous Speed
Slide 5 (Answer) / 40
3 When your teacher times your mile run at 8.2 minutes, that means your speed was 0.12 mi/min. Was this your average speed or your instantaneous speed?
A Average Speed
B Instantaneous Speed
[This object is a pull tab]
Ans
weravg speed =
8.2mi/min
Slide 6 / 40
4 Does a speedometer measure the average speed or the instantaneous speed?
A Average Speed
B Instantaneous Speed
Slide 6 (Answer) / 40
4 Does a speedometer measure the average speed or the instantaneous speed?
A Average Speed
B Instantaneous Speed
[This object is a pull tab]
Ans
wer Instantaneous
Speed
Slide 7 / 40
5 A swordfish travels for two hours. The first hour he covers 110 kilometers, and the second hour he covers 110 kilometers. What is the average speed of the swordfish?
A 55 km/h
B 84 km/h
C 110 km/h
D 194 km/h
Hint: Remember that average speed is total distance travelled divided by total time
Slide 7 (Answer) / 40
5 A swordfish travels for two hours. The first hour he covers 110 kilometers, and the second hour he covers 110 kilometers. What is the average speed of the swordfish?
A 55 km/h
B 84 km/h
C 110 km/h
D 194 km/h
Hint: Remember that average speed is total distance travelled divided by total time
[This object is a pull tab]
Ans
wer C
Slide 8 / 40
6 A dog walks outside to go the bathroom every day. If she walks outside at a speed of 3 meters per second and walks 150 meters before she uses the bathroom, how long does it take her?
A 50 seconds
B 2 minutes
C 188 seconds
D 90 seconds
Slide 8 (Answer) / 40
6 A dog walks outside to go the bathroom every day. If she walks outside at a speed of 3 meters per second and walks 150 meters before she uses the bathroom, how long does it take her?
A 50 seconds
B 2 minutes
C 188 seconds
D 90 seconds[This object is a pull tab]
Ans
wer A
Slide 9 / 40
7 Carlos and Gina are riding on their horses to go into town. They travel 140 meters in 14 seconds going west. What is their velocity?
A 490 m/s west
B 10 m/s west
C 490 m/s
D 10 m/s
Slide 9 (Answer) / 40
7 Carlos and Gina are riding on their horses to go into town. They travel 140 meters in 14 seconds going west. What is their velocity?
A 490 m/s west
B 10 m/s west
C 490 m/s
D 10 m/s[This object is a pull tab]
Ans
wer B
Slide 10 / 40
8 A car travels 200 km/h west for 2 hours. The car then travels 150 km/h east for one hour. What is the car's position relative to its starting position?
A 50 km west
B 150 km west
C 250 km west
D 50 km east
Slide 10 (Answer) / 40
8 A car travels 200 km/h west for 2 hours. The car then travels 150 km/h east for one hour. What is the car's position relative to its starting position?
A 50 km west
B 150 km west
C 250 km west
D 50 km east
[This object is a pull tab]
Ans
wer C
Slide 11 / 40
9 A nitro-methane powered top fuel dragster launches from rest to race against an opponent. Why did the car accelerate?
A increased speed
B decreased speed
C changed direction
Slide 11 (Answer) / 40
9 A nitro-methane powered top fuel dragster launches from rest to race against an opponent. Why did the car accelerate?
A increased speed
B decreased speed
C changed direction
[This object is a pull tab]
Ans
wer A
Slide 12 / 40
10 A driver hits the brakes to slow down at an intersection. As the car's speed is decreasing it has
A positive acceleration
B negative acceleration
C no acceleration
D more information is needed
Slide 12 (Answer) / 40
10 A driver hits the brakes to slow down at an intersection. As the car's speed is decreasing it has
A positive acceleration
B negative acceleration
C no acceleration
D more information is needed
[This object is a pull tab]
Ans
wer B
Slide 13 / 40
11 Which of the following graphs depicts the acceleration of a runner speeding up to pass someone.
A B
C
x
Y
Spe
ed (m
/s)
Time (s)x
YS
peed
(m/s
)
Time (s)
x
Y
Spe
ed (m
/s)
Time (s)
D
x
Y
Spe
ed (m
/s)
Time (s)
Slide 13 (Answer) / 40
11 Which of the following graphs depicts the acceleration of a runner speeding up to pass someone.
A B
C
x
Y
Spe
ed (m
/s)
Time (s)x
YS
peed
(m/s
)
Time (s)
x
Y
Spe
ed (m
/s)
Time (s)
D
x
Y
Spe
ed (m
/s)
Time (s)[This object is a pull tab]
Ans
wer C
Slide 14 / 40
12 Which of the following speed vs time graphs corresponds to the position vs time graph shown in the graph below?
A
B
C
Slide 14 (Answer) / 40
12 Which of the following speed vs time graphs corresponds to the position vs time graph shown in the graph below?
A
B
C
[This object is a pull tab]
Ans
wer A
Slide 15 / 40
13 A ball is traveling down a hill at 4 m/s. If the ball increases in speed to 8 m/s in 4 seconds, what is the acceleration of the ball?
A 4 m/sB 4 m/s/sC 1 m/sD 1 m/s/s
Slide 15 (Answer) / 40
13 A ball is traveling down a hill at 4 m/s. If the ball increases in speed to 8 m/s in 4 seconds, what is the acceleration of the ball?
A 4 m/sB 4 m/s/sC 1 m/sD 1 m/s/s
[This object is a pull tab]
Ans
wer D
Slide 16 / 40
14 Forces are all around us. Which of the following do you think are examples of forces? (choose all that apply)
A Gravity
B Friction
C Muscles
D Wind
Slide 16 (Answer) / 40
14 Forces are all around us. Which of the following do you think are examples of forces? (choose all that apply)
A Gravity
B Friction
C Muscles
D Wind [This object is a pull tab]
Ans
wer A & B
Slide 17 / 40
15 What is the SI unit for force?
A Pounds
B Kilograms
C Newtons
Slide 17 (Answer) / 40
15 What is the SI unit for force?
A Pounds
B Kilograms
C Newtons[This object is a pull tab]
Ans
wer C
Slide 18 / 40
16 A +20 N force acts on a car and at the same time, a -30 N force acts on the car. What is the net force acting on the car and is it balanced?
A -30 N unbalanced
B -10 N unbalanced
C -10 N balanced
D + 30 balanced
Slide 18 (Answer) / 40
16 A +20 N force acts on a car and at the same time, a -30 N force acts on the car. What is the net force acting on the car and is it balanced?
A -30 N unbalanced
B -10 N unbalanced
C -10 N balanced
D + 30 balanced[This object is a pull tab]
Ans
wer B
Slide 19 / 40
17 The force of gravitation between an object and a planet is increased as they move away from each other:
True
False
Slide 19 (Answer) / 40
17 The force of gravitation between an object and a planet is increased as they move away from each other:
True
False
[This object is a pull tab]
Ans
wer False
Slide 20 / 40
18 A 100 kg kid is on the moon, where g = 1.67 m/s2 . What is the boy's weight?
A 83.5 kg
B 167 kg
C 167 N
D 29.9 N
Slide 20 (Answer) / 40
18 A 100 kg kid is on the moon, where g = 1.67 m/s2 . What is the boy's weight?
A 83.5 kg
B 167 kg
C 167 N
D 29.9 N[This object is a pull tab]
Ans
wer C
Slide 21 / 40
19 What is the net force acting on the object below?
7 N
-8 N
-10 N
Slide 21 (Answer) / 40
19 What is the net force acting on the object below?
7 N
-8 N
-10 N
[This object is a pull tab]
Ans
wer -11 N
Slide 22 / 40
20 Is the object in equilibrium?
Yes
No
7 N
-8 N
-10 N
Slide 22 (Answer) / 40
20 Is the object in equilibrium?
Yes
No
7 N
-8 N
-10 N
[This object is a pull tab]
Ans
wer No
Slide 23 / 40
21 What is the net force acting on the object below?
25 N
-15N
-10 N
Slide 23 (Answer) / 40
21 What is the net force acting on the object below?
25 N
-15N
-10 N
[This object is a pull tab]
Ans
wer
0 N
Slide 24 / 40
22 Is the object in equilibrium?
Yes
No
25 N
-15N
-10 N
Slide 24 (Answer) / 40
22 Is the object in equilibrium?
Yes
No
25 N
-15N
-10 N
[This object is a pull tab]
Ans
wer Yes
Slide 25 / 40
23 Acceleration due to gravity on Jupiter is 26.1 m/s2 . How much would a 25 kg person weigh on Jupiter?
Slide 25 (Answer) / 40
23 Acceleration due to gravity on Jupiter is 26.1 m/s2 . How much would a 25 kg person weigh on Jupiter?
[This object is a pull tab]
Ans
wer 653 N
Slide 26 / 40
24 Acceleration due to gravity on Earth's Moon is 1.67 m/s2 . How much would a 113 kg person weigh on Earth's Moon?
Slide 26 (Answer) / 40
24 Acceleration due to gravity on Earth's Moon is 1.67 m/s2 . How much would a 113 kg person weigh on Earth's Moon?
[This object is a pull tab]
Ans
wer 189 N
Slide 27 / 40
25 Inertia is the reluctance any material object has to change its state of motion.
True
False
Slide 27 (Answer) / 40
25 Inertia is the reluctance any material object has to change its state of motion.
True
False[This object is a pull tab]
Ans
wer
True
Slide 28 / 40
26 The law of inertia applies to:
A moving objects
B nonmoving objects
C both moving and nonmoving objects
Slide 28 (Answer) / 40
26 The law of inertia applies to:
A moving objects
B nonmoving objects
C both moving and nonmoving objects
[This object is a pull tab]
Ans
wer
C
Slide 29 / 40
27 Which object has the greatest inertia?
A Car
B Tennis Ball
C Freight Train
Slide 29 (Answer) / 40
27 Which object has the greatest inertia?
A Car
B Tennis Ball
C Freight Train [This object is a pull tab]
Ans
wer C
Slide 30 / 40
28 A ball will accelerate and increase its velocity when it feels an unbalanced force.
True
False
Slide 30 (Answer) / 40
28 A ball will accelerate and increase its velocity when it feels an unbalanced force.
True
False
[This object is a pull tab]
Ans
wer True
Slide 31 / 40
29 When the force acting on an object decreases, the resulting acceleration will:
A remain constant
B increase
C decrease
Slide 31 (Answer) / 40
29 When the force acting on an object decreases, the resulting acceleration will:
A remain constant
B increase
C decrease[This object is a pull tab]
Ans
wer C
Slide 32 / 40
30 When an object's mass is decreased but the applied force stays the same, the resulting acceleration will:
A remain constant
B increase
C decrease
Slide 32 (Answer) / 40
30 When an object's mass is decreased but the applied force stays the same, the resulting acceleration will:
A remain constant
B increase
C decrease[This object is a pull tab]
Ans
wer B
Slide 33 / 40
31 You are riding your bicycle to the park to meet a few friends. As you ride, you apply a force of 40 N and accelerate at a rate of 0.4 m/s2 . What is the total mass of the bicycle and you?
A 75 kg
B 100 kg
C 120 kg
Slide 33 (Answer) / 40
31 You are riding your bicycle to the park to meet a few friends. As you ride, you apply a force of 40 N and accelerate at a rate of 0.4 m/s2 . What is the total mass of the bicycle and you?
A 75 kg
B 100 kg
C 120 kg
[This object is a pull tab]
Ans
wer B
Slide 34 / 40
32 When you sit on a chair, the chair pushes back with force equal to your weight.
True
False
Slide 34 (Answer) / 40
32 When you sit on a chair, the chair pushes back with force equal to your weight.
True
False
[This object is a pull tab]
Ans
wer True
Slide 35 / 40
33 Which of the following statements pertains to the third law of motion?
A Action and Reaction pairs always act on the same object.
B Mass is indirectly proportional to acceleration.
C An object at rest will remain at rest unless acted on by an unbalanced force.
D If a force occurs, action reaction forces are present.
Slide 35 (Answer) / 40
33 Which of the following statements pertains to the third law of motion?
A Action and Reaction pairs always act on the same object.
B Mass is indirectly proportional to acceleration.
C An object at rest will remain at rest unless acted on by an unbalanced force.
D If a force occurs, action reaction forces are present.
[This object is a pull tab]
Ans
wer D
Slide 36 / 40
34 How can a small toy have the same momentum as a large car?
A toy has large speed
B both car and toy are at rest
C toy has no mass
D A & B
Slide 36 (Answer) / 40
34 How can a small toy have the same momentum as a large car?
A toy has large speed
B both car and toy are at rest
C toy has no mass
D A & B [This object is a pull tab]
Ans
wer D
Slide 37 / 40
35 If a 3 kg toy truck is moving at 4 m/s, what is the toy's momentum?
A 3 m/s
B 2 kgm/s
C 12 kgm/s
D 12 m/s
Slide 37 (Answer) / 40
35 If a 3 kg toy truck is moving at 4 m/s, what is the toy's momentum?
A 3 m/s
B 2 kgm/s
C 12 kgm/s
D 12 m/s [This object is a pull tab]
Ans
wer C
Slide 38 / 40
36 What two factors does momentum depend on?
A mass and volume
B mass and acceleration
C mass and velocity
D mass and force
Slide 38 (Answer) / 40
36 What two factors does momentum depend on?
A mass and volume
B mass and acceleration
C mass and velocity
D mass and force
[This object is a pull tab]
Ans
wer C
Slide 39 / 40
37 The law of conservation of momentum states that the total momentum after a collision increases from its value before the collision.
True
False
Slide 39 (Answer) / 40
37 The law of conservation of momentum states that the total momentum after a collision increases from its value before the collision.
True
False
[This object is a pull tab]
Ans
wer False
Slide 40 / 40
38 According to Newton's 3rd law, action reaction pairs are equal and opposite to each other. Why do these paired forces sometimes cause different motions if they are equal?
Slide 40 (Answer) / 40
38 According to Newton's 3rd law, action reaction pairs are equal and opposite to each other. Why do these paired forces sometimes cause different motions if they are equal?
[This object is a pull tab]
Ans
wer
because they act on different
objects