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1D Kinematics Review Flashcards | StudBud
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1D Kinematics Review
1D Kinematics Review
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College Prep Physics review of 1D Kinematics
Flashcards
18 cards
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18
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1
Lily runs a 400 m loop around the track. What is her total displacement?
17 m
0 m
400 m
200 m
2
If a train increases velocity from 30 m/s to 60 m/s in 3.0 s, then what is its acceleration?
10 m/s
10 m/s2
30 m/s
30 m/s2
3
Two divers (250 & 115 lbs) leave the top of a diving platform at the same time. Which is true?
both divers hit the water at the same time.
the 250 lb diver hits the water first.
the 115 lb diver hits the water first.
not enough information is given.
4
The average velocity is equivalent to the total ____ divided by the total time.
displacement
speed
acceleration
distance
5
The unit for speed in the metric (MKS) system is...
meters/second2
meters
seconds
meters/second
6
Which of the following represents an acceleration?
6 m/s2
6 m/s
6 m
6 s/m
7
How far with the vehicle in the last problem travel during this acceleration?
400 m
2916 m
54 m
1458 m
8
What is the average speed of a cheetah that can sprint 100 m in 4 seconds?
25 m/s
25 s/m
0.04 m/s
0.04 s/m
9
Which of the following is an example of a vector quantity?
time
velocity
distance
speed
10
How long will it take a car to reach a speed of 108 m/s if it starts from rest and a = 4 m/s
2
0.04 s
43.2 s
2.70 s
27.0 s
11
How long would it take an object to reach its max height if it was thrown upward at 15 m/s?
5.20 s
1.53 s
0.65 s
24.8 s
12
The ____ velocity of an object in motion is its velocity at any given instant of time.
instantaneous
differential
basic
average
13
The acceleration of a stone thrown upward is...
the same as that of a stone thrown downward.
less than that of a stone thrown downward.
zero until it reaches its highest point.
greater than that of a stone thrown downward.
14
A ball is thrown upward, reaches its highest point and falls back down. Which is true?
The acceleration is always directed up.
The acceleration is always opposite to the velocity.
The acceleration is always in the direction of motion.
The acceleration is always directed down.
15
The space shuttle lands at 155 m/s, decelerates at 31 m/s
2
, comes to rest. How far does it go
388 m
790 m
500 m
127 m
16
What is 65 km/h in m/s?
120 m/s
18.1 m/s
234 m/s
15.0 m/s
17
A stone falls drops for 8 s. What is the final velocity of the stone just before hitting?
115.6 m/s
0.815 m/s
1.23 m/s
78.5 m/s
18
A rock is dropped from a bridge to the water 12 m below. How fast is the rock going @ bottom?
118 m/s
8 m/s
15.3 m/s
21.8 m/s
