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WorksheetsPre-AP Physical Science Fall Final
Total questions: 75
Worksheet time: 2hrs 39mins
Name
Class
Date
1.
Series circuit is
a)
a circuit with more than one path for current to travel
b)
a circuit that has only one path for the current to travel
2.
What kind of circuit is this?
a)
Series
b)
Parallel
3.
What kind of circuit is this?
a)
Series
b)
Parallel
4.
When there is only one path for electrons to move through it is called a _____. When one light goes out, they all go out.
a)
closed circuit
b)
parallel circuit
c)
series circuit
d)
open circuit
5.
What would happen if you took one bulb out of a series circuit?
a)
The circuit would be closed
b)
The other bulbs would stay lit
c)
You would create a short circuit
d)
None of the other bulbs would light
6.
Voltage is measured in __.
a)
volts
b)
ohms
c)
amps
7.
What is the formula for resistance?
a)
V x I = R
b)
R = V/I
8.
When objects have equal numbers of positive and negative charges, they are
a)
positively charged
b)
negatively charged
c)
electrically neutral
d)
unbalanced
9.
What is resistance?
a)
a measure of how difficult it is for electrons to flow
b)
a measure of the difference in electrical potential between objects that have opposite charges
c)
the continuous flow of electrons around a circuit
d)
the fast sudden movement of electrons from a negative to a positive material
10.
In an electrical circuit, what does this symbol represent?
a)
wire
b)
resistor
c)
lightbulb
d)
switch
11.
What is the unit of electric current?
a)
Ampere
b)
Ohm
c)
Volt
d)
Watt
12.
What is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
13.
This is the symbol for a ...
a)
Wire
b)
Battery
c)
Buzzer
d)
Fuse
14.
The rate at which energy is converted from one form to another
a)
power
b)
voltage
c)
current
d)
none
15.
A kilowatt is
a)
1000 Amps
b)
1000 watts
c)
1000 volts
d)
none
16.
What is the voltage difference in a circuit that uses 2420 W of power if 11 A of current flows into the circuit?
a)
220 v
b)
0.004 v
c)
2431 v
d)
532400 v
17.
How much does it cost to light 6 100 W light bulbs for 6 hours if the price of electrical energy is $0.09/kWh?
a)
$4.00
b)
$6.24
c)
$3.24
d)
$5.24
18.
The current in an appliance is 3 A and the voltage difference is 120 V. How much power is being supplied to the appliance?
a)
10000 w
b)
220 w
c)
420 w
d)
360 w
19.
What is the current flowing into a microwave oven that requires 700 W of power if the voltage difference is 120 V?
a)
4.3A
b)
6.3 A
c)
5.83 A
d)
none
20.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
21.
How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor
a)
12 volts
b)
24 volts
c)
1.3333
d)
48 volts
22.
A HID lighting circuit operates at 75 Volts what is the circuit current flow if the resistance is 5 Ohms
a)
375 Amps
b)
30 Amps
c)
15 Amps
d)
1.33 Amps
23.
The symbol for current is
a)
I
b)
V
c)
A
d)
C
24.
The symbol for resistance is
a)
R
b)
V
c)
I
d)
W
25.
The unit for resistance is
a)
Ohms
b)
Volts
c)
Watts
d)
Amps
26.
The symbol for voltage is
a)
R
b)
I
c)
C
d)
V
27.
What word means how fast the electrons flow.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
Power
Power
28.
The graph shows Ashley riding her bike to Maria's house.
What was occurring from point B to point C?
What was occurring from point B to point C?
a)
She was increasing her speed.
b)
She stopped for 4 minutes
c)
She was decreasing in speed
29.
The graph shows Ashley riding her bike to Maria's house.
What is occurring from point A to point B?
What is occurring from point A to point B?
a)
they are traveling at a constant speed
b)
they are decreasing in speed
c)
they stopped to take a break
30.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
31.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
displacement over time
32.
Alan travels 100 km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
33.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
34.
What is the average speed of the person during the first 5 seconds?
a)
0 m/s
b)
1 m/s
c)
3 m/s
d)
6 m/s
35.
Which graph represents the greatest acceleration?
a)
A
b)
B
c)
C
d)
D
36.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
37.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
38.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
39.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
40.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
41.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
42.
What is happening at B?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
43.
What is happening in this graph from point B to C?
a)
The object is going down a hill.
b)
The object is returning to its starting location.
c)
The object is slowing down.
d)
The object is staying still.
44.
What is happening in the graph from point O to A?
a)
The object is moving SLOWLY
b)
The object is moving FAST
c)
The object is NOT moving
d)
The object is accelerating
45.
What is happening in this graph from point A to B?
a)
The object is accelerating.
b)
The object is not moving.
c)
The object is decelerating.
d)
The object is moving at a constant speed.
46.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity
d)
displacement
47.
The SI unit for acceleration is
a)
mph
b)
ft/sec2
c)
m/s2
48.
An object and rest will stay at rest and an object in motion will stay in straight line motion unless acted on by a force, is which one of Newton's Laws of Motion?
a)
4th Law of Motion
b)
1st Law of Motion
c)
3rd Law of Motion
d)
2nd Law of Motion
49.
Which law explains why when you put a book on a table the table pushes on the book
a)
3rd law
b)
4th law
c)
1st law
d)
2nd law
50.
An object will not have any inertia if it is _______________
a)
Accelerating
b)
Moving in a circle
c)
In space
d)
… Nonsense! All objects have inertia
51.
Which law explains when a magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Law 1
b)
Law 3
c)
Law 2
d)
Law 4
52.
A person in car slides to the right when going through a very sharp left turn on the highway.
a)
1st Law
b)
2nd Law
c)
3rd Law
53.
The units for momentum are
a)
kg
b)
m/s
c)
kg-m/s
d)
kg/m/s
54.
The law of conservation of momentum states that,
a)
p before is less than p after
b)
p before is the same as p after
c)
p before is more than p after
55.
A 0.250 kg cart moving at 0.400 m/s has how much momentum?
a)
0.1 kg-m/s
b)
1 kg-m/s
c)
10 kg-m/s
d)
100 kg-m/s
56.
A large box slides across a frictionless surface with a velocity of 12 m/s and a mass of 4 kg, collides with a smaller box with a mass of 2 kg that is stationary. The boxes stick together. What is the velocity of the two combined masses after collision?
a)
0 m/s
b)
4 m/s
c)
8 m/s
d)
12 m/s
57.
A 60 kg basketball player stands still to catch a ball. The player catches the 0.15 kg ball flying horizontally at a velocity of 34 m/s. What is the player’s velocity immediately after catching and holding onto the ball?
a)
0.15 m/s
b)
0.085 m/s
c)
-0.085 m/s
d)
-0.15 m/s
58.
The momentum of an object depends upon the object's ___________&_____________.
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
59.
The equation to calculate momentum is
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg
60.
The purpose of air bags on a car is to
a)
decrease time of impact.
b)
increase force of impact.
c)
increase the time of impact.
d)
decrease the impulse during impact.
61.
____________ is the ability to cause change.
a)
Energy
b)
Force
c)
Friction
d)
Motion
62.
Energy due to motion is ____________ energy.
a)
Potential
b)
Energy
c)
Kinetic
d)
Friction
63.
__________ is stored energy of position.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
64.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
65.
At which point is kinetic energy greatest?
a)
W
b)
X
c)
Y
d)
Z
66.
A 40 kg crate is picked up by a crane to a height of 50m. The crate falls. What is the velocity of the crate just before it hits the ground?
a)
2000 Joules
b)
19,600 Joules
c)
19,600 m/s
d)
31.3 m/s
67.
Which statement below correctly identifies the difference between laws and theories?
a)
Laws describe phenomena, while theories explain why phenomena exist.
b)
Laws are a statement of fact, while theories are a statement of opinion.
c)
Laws are a prediction of phenomena, while theories are an explanation
68.
The clouds are grey and ground is wet.
a)
Qualitative
b)
Quantitative
69.
There are 25 Liters of water in the buckets.
a)
quantitative
b)
qualitative
70.
How could you decrease the resistance of a wire?
a)
Increase the thickness of the wire
b)
Decrease the resistivity of the material
c)
Decrease the length of the wire
d)
All of the above
71.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
72.
"Displacement" is
a)
distance and direction
b)
distance only
c)
direction only
d)
speed
73.
a)
The dependent variable is total cost
b)
The dependent variable is weight
c)
The independent variable is total cost
d)
The independent variable is cost of a package
74.
a)
the independent variable is distance
b)
the independent variable is d=25 t
c)
the dependent variable is time
d)
the dependent variable is distance
75.
A 2 ohm and 3 ohm bulb are connected in parallel. What is the total resistance?
a)
1.2 ohms
b)
5/6 ohms
c)
5 ohms
d)
2/5 ohms
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