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EOCA review HPS 2022 (S2) Flashcards | StudBud
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EOCA review HPS 2022 (S2)
EOCA review HPS 2022 (S2)
40 terms
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StudBud Administration
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Prepare for end of course assessment
Flashcards
40 cards
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Practice quiz
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Host live
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Questions
40
Answers
1
Which of the following is the correct order in the EM spectrum of low to high energy?
radio, red, violet, gamma, x-rays
radio, UV, ROY-G-BIV, X-ray
IR, yellow, green, gamma
gamma, violet, IR, microwaves
2
How would you describe the ticker tape results of a constant velocity car?
the dots would get further apart as time goes by.
The dots would be the same distance apart the whole time.
The dots would get closer together as time goes by.
There would be a bunch of dots in one place.
3
Which of the following is NOT a fundamental unit of measure in physics?
meter
second
kilogram
liter
4
As a basketball player jumps he pushes hard against the floor. Which of Newton's laws applies?
1st
3rd
2nd
none
5
If this shows 1 second of time, what is the frequency of the wave?
2 Hz
1.5 W
4 Hz
4 J
6
What are points T and M?
amplitude
crest
trough
wavelength
7
What type of friction is seen in this picture?
not enough info
Rolling
Static
Sliding
8
in order to have motion an object must change ________ in a given time frame.
speed
velocity
position
momentum
9
If a 72.25 kg man is running at 7.31 m/s, how much momentum does he have?
9.88 kgm/s
528 kgm/s
64.94 kgm/s
79.6 kgm/s
10
This lawnmower has 5.0 of horsepower. How many watts is that?
746
500
3700
1273
11
Which measure has 3 sig-figs?
0.204 cm
1540
0.0003 g
1400 m
12
What is true of a horse completing one lap of a race on a half-mile, oval track?
Not enough information to tell.
Its displacement was zero.
It kept a constant acceleration.
It only accelerated in the corners.
13
How much KE does a 75 g arrow have at 65 m/s?
160 J
160,000 N
160,000 J
320,000 J
14
You carry a 17kg box of trash from one table to another 10m away. How much work did you do?
0 J
170 J
1700 J
1.7 J
15
What do the books serve as?
fulcrum
effort arm
resistance arm
MA
16
This ramp is 8 ft long and lifts to 4 ft high. What is the MA of the ramp?
1/2
32
Depends on the power of the quad.
2
17
What is the MA of the pulley system?
5
3
6
4
18
A _______ wave vibrates the ________ at right angles to the direction of motion.
surface, ground
longitudinal, energy
compressional, air
transverse, medium
19
What is N and K?
amplitude
wavelength
measure of energy
Trough and crest
20
What does this graph show occurs
in line A?
positive acceleration
negative motion
constant acceleration
constant speed
21
Which of these two screws has the highest MA?
can't measure MA of a screw
The shorter one
The taller one
They are the same
22
How much work is done when a 35 kg object is lifted to a height of 8 m?
2700 J
280 J
4.3 J
O J
23
Where was Mr. Burnside born?
Albuquerque, NM
Atlanta, GA
Coeur d'Alene, ID
Elko, NV
24
Describe the motion of the object (represented by the force diagram).
Lifting skyward
Horizontally to the right
Sitting still
Downward to the right
25
This man is lifting 220 kg. How much
force
is that?
220 N
480 lbs
2200N
2156 N
26
Output force is the same as ____________.
output distance
input force
effort arm
resistance force
27
By eating food, we convert ______ energy into ______ energy.
chemical, gravitational
kinetic, potential
mechanical, nuclear
chemical, thermal
28
What year did Mr. Burnside graduate high school?
1974
1983
1996
1945
29
Where was Mr. Burnside in his family order?
Oldest of 5 kids
Only child
Youngest child of 5 kids
Middle child of 3 kids
30
What does a lubricant do to the efficiency of a machine?
Increases it
Increases friction
No effect on efficiency
Decreases it
31
If you are 82 kg on Earth what would your
mass
be on the moon?
the same
2.2 times less
1/6th that amount
6 times more
32
Saying a person is "fast" is a _______ statement.
quantitative
qualitative
33
If the load in the image is 75N, how much effort force is need to lift it?
<75 N
>75 N
exactly 75 N
37.5 N
34
How massive is an object that has 25,000 kgm/s of momentum at 15 m/s?
1700 kg
1666 kg
1.66 x 103 kg
1666.6666 kg
35
The force of friction (F
f
) acting on objects is equal to the coefficient times Ʊ.
False
True
36
What type of friction is seen in this photo?
static
none, its frictionless
sliding
rolling
37
Dad's mass is 86.2 kg. He was 3.0 m high when at his peak. Calculate PE
g
for his cannon ball.
2500 J
250 J
250 N
2500 N
38
How massive is an object that accelerates at 1.25 m/s
2
when 15,200 N is applied?
19,000 J
12,200 N
12,200 kg
19,000 kg
39
A runner finished a 100m race in 11.45sec. Find avg. speed.
8.7 m/s
8.73 m/s
9 m/s
8.734 m/s
40
Unbalanced forces cause _______.
moving objects to stop.
all the above
negative acceleration
positive acceleration
