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Semester 1 - Physics Final Review Sheet

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Unit 01 - Process of Science
Question 1
1.

Question 2
2.

What persuasion technique is based on the credibility of the speaker?

Question 3
3.

What persuasion technique is based on logic and facts?

Question 4
4.

Question 5
5.

Question 6
6.

Question 7
7.

Let's say you want to develop an experiment to test whether staying up late affects your level of concentration throughout the day. What is your independent and dependent variables?

Question 8
8.

What is your definition of an independent variable?

Question 9
9.

Question 10
10.

Question 11
11.

Question 12
12.

Unit 02 - Constant Velocity
2
Question 13
13.

What was the position of object A after 6 seconds?

2
4
4
2
Question 18
18.

Create a Motion Map from scratch to fit the following situation:

The ball rolled backward at 2m/s for 3s. It then stopped for 6s. And then the ball traveled forward at 6m/s for 2s.

Question 19
19.

Describe what occurred within the following Position vs Time Graph


Question 20
20.

Draw and label the graph of the three different scenarios with three different colors.

You sat 11 meters away from the starting line.
You ran at 5m/s for 3 seconds
You ran at 3m/s for 2 seconds, stopped for 1 second, then continued running at 3m/s

4
Question 21
21.

What is the objects average speed?

4
6
Question 24
24.

What does this indicate?

Question 25
25.

Analyze then describe what is happening with objects 1 and 2 within each given section (A, B, C).

Unit 03 - Acceleration
Question 26
26.

Question 27
27.

Draggable itemarrow_right_altCorresponding Item
arrow_right_alt
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Question 28
28.

The velocity-time graph for a two-stage rocket is shown below. Use the graph and your understanding of slope calculations to determine the acceleration of the rocket during the listed time interval.


What is the acceleration of the rocket from t=9 -> t=12 ?

Question 29
29.

Question 30
30.

Question 31
31.
The slope of a Velocity vs Time Graph is interpreted as _______ . BUT! On a Position vs Time graph the slope is considered the _______.
Question 32
32.

Demonstrate 'freefall' on a position vs. time graph and on a velocity vs. time graph.

Question 33
33.

Question 34
34.

What is acceleration? Type a definition for this term in your own words.

2
2
2
Question 38
38.

Question 39
39.

What was the speed of the ball when it hit the ground below the cliff?

Question 40
40.

What is the distance of the ball above its initial position when it reaches the peak?

Unit 04 - Forces and Momentum
Question 41
41.

Question 42
42.

Question 43
43.

A leftward force is applied to a dresser to accelerate it to the left across the bedroom floor. Ignore air resistance. (Grading on forces and magnitudes)

Question 44
44.

4
Question 45
45.

What is the net force on the object?

4
Question 47
47.
A doubling of the mass results in a __________ of the acceleration (if force is held constant).
Question 48
48.

A rightward force is applied to a 10-kg object to move it across a rough surface at constant velocity. The coefficient of friction between the object and the surface is 0.2. Use the diagram to determine the gravitational force, normal force, applied force, frictional force, and net force. (Neglect air resistance.)

Question 49
49.

Question 50
50.

Give an example of a action-reaction pair.

Question 51
51.

Determine the velocity of both the red and blue cart after the inelastic collision.

Put the scientific method in order
Create hypothesis
Test hypothesis
Design experiment
Research
Analyze data
Make an observation
Ask a question
Report results
Match the types of evidence to the examples: (can use the same one more than once)
Empirical
Anecdotal
Logical
Pressure according to barometer.
Your friend telling you some gossip about another person.
Telling someone how you solved a similar problem.
The amount of money that was spent on each student in the science department this year was almost 134$
Starting teachers pay this year is $38,000
Match the types of evidence to the examples: (can use the same one more than once)
Empirical
Logical
Anecdotal
Pressure according to barometer.
Your friend telling you some gossip about another person.
Telling someone how you solved a similar problem.
The amount of money that was spent on each student in the science department this year was almost 134$
Starting teachers pay this year is $38,000
Select the metric units only
meters
seconds
quart
ounces
kelvin
feet
pounds
kilogram
candela
miles
liter
fahrenheit
gallon
inches
yards
Why do we report results?
To prove something.
Allow contribution to human knowledge.
Because we're supposed to.
Keeps us from getting too big of an ego
To tell others about our findings.
Put the lab results sections in order.
Introduction
Results
Discussion
Methods
In technical communication we like ....
Clarity
Conciseness
Concreteness
Coherence
Context
Content
Captivity
Colgate
Creativity
Tori heard an observation from a student in class stating that drinking body armor hydrates you after a workout better than water or Gatorade. After some research, she makes the assertion that Body Armor hydrates you more than any other sports drink or just plain water. She then begins to design her experiment. Match the parts of the experiment to the experiment she plans to conduct.
Independent Variable
Dependent Variable
Experimental Control
Hypothesis
Potential error
Types of drinks. Water, Gatorade, Body Armor.
Same workout before drinking
Same person during the workout
Using an athlete and a non-athlete to do the tests
Testing using the same workout routine
How hydrated the person is after drinking
Telling the person what drink is which before they drink it
Question 14
14.

What was the position of object B after 2 seconds?

Question 15
15.

What was the velocity of object A?

Question 16
16.

What was the velocity of object B?

Question 17
17.

Question 22
22.

What is the objects average velocity?

Question 23
23.

Rank the cars from top (smallest) acceleration to bottom (greatest) acceleration.

green
blue
red
Consider the position-time graph. Each one of the three lines on the position-time graph corresponds to the motion of one of the three cars. Match the appropriate line to the particular color of the cars in problem #1.

green
B
red
A
blue
C

What is the graphical interpretation of the motion of the car?

What is the graphical interpretation of the motion of the car?
REVIEW: Look at the distance-time graph below.
What is the acceleration of the object?
20 m/s/s
0 m/s/s
20 m/s
- 20 m/s/s
Question 35
35.

Question 36
36.

Question 37
37.

Acceleration due to gravity ...
doesn't change
remains a constant -9.8 m/s/s on Earth at all times
changes when an object moves
is always in the negative (downward direction)
A 2-kg object is moving horizontally with a speed of 4 m/s.
How much net force is required to keep the object moving at this speed and in this direction?
12 N
0 N
8 N
4 N
In the helium balloon inside the car example, what was the conclusion the class reached as to why this did not violate the first law?

https://www.youtube.com/watch?v=XXpURFYgR2E
The air inside the car had a greater mass than the air in the balloon. This air moved as predicted by the first law. Since the air outside the balloon had less mass it forced the balloon with more mass to go in the opposite direction.
The air inside the car had less mass than the air inside the balloon. This air moved as predicted by the first law. Since the air outside the balloon had less mass it forced the balloon with more mass to go in the opposite direction.
The air inside the car had a greater mass than the air inside the balloon. This air moved as predicted by the first law. Since the air outside the balloon had more mass it forced the balloon with less mass to go in the opposite direction.
The class decided that it did violate Netwon's First Law, because anything can violate a law of Physics.
Why does constant velocity indicate NO net force?
constant velocity means that there is acceleration, and therefore means that there is no net force
net forces are connected to velocity, not acceleration
constant velocity means no acceleration, and for there to be a net force there must be an acceleration
for something to be moving at a constant velocity means there must be a force acting upon it somewhere (Mr. Fischers Example of the Laptop Case)
Question 46
46.

Explain what is happening to the object using the word 'acceleration'.

Explain what is meant by 'terminal velocity.'
Terminal velocity is when fair becomes greater than fgrav and then the net force or acceleration on the object increases.
Terminal velocity is when fgrav and fair become equal and then there ceases to be any net force or acceleration on the object.
Terminal velocity is when net force and fair become equal and then there ceases to be any fgrav on the object.
Terminal velocity is when fgrav and net force become equal and then there ceases to be any fair on the object.
Which object was traveling away from the reference point?
A
B
Neither
Both
Select all of the items that are FALSE
the object began away from the reference point
the object wasnt moving at t=11
the slope of the line is 1m/s for the first 4 seconds
the object stopped moving for a total of 4 seconds
the object was at 5.75 meters when the time was 14.5 seconds
the object was at 2.25 meters when the time was 9 seconds
Describe the acceleration.
Slowing down (negative)
Speeding up (positive)
Constant speed (no acceleration)
Describe the acceleration.
Constant speed (no acceleration)
Speeding up (positive)
Slowing down (negative)
Describe the acceleration.
Slowing down (negative)
Constant speed (no acceleration)
Speeding up (positive)