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Physics Intro Flashcards | StudBud
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Physics Intro
Physics Intro
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Answers
1
What is the formula for Hooke's Law?
x = F/k
F = -kx
all of these
k = F/x
2
How many significant figures? (50 sec)
2
4
1
3
3
How many milligrams in 5 grams.
5000
0.005
500
0.05
4
What SI unit would you use for the amount of water in a pool?
kilometer
gallon
kilogram
meter
5
What is a vector?
A quantity that measures neither magnitude nor direction.
A quantity that measures only direction
A quantity that measures both magnitude and direction.
A quantity that measures only magnitude.
6
How fast was the athlete traveling if he ran 40 miles in 2 hours?
80 mph
40 mph
2 mph
20 mph
7
Physics uses have LOTS of math.
True
False
8
What is the SI unit for distance?
gram
meter
second
liter
9
What is the formula for acceleration?
displacement/time
velocity/time
time/velocity
velocity/displacement
10
What is the SI unit for mass?
liter
pound
meter
gram
11
Which is an example of a derived unit?
m/s
gram
candela
meter
12
How do we organize data?
Bar Chart
Line Graph
All of these
Pie Chart
13
What SI unit would you use for the length of a swimming pool?
liter
gallon
meter
kilometer
14
Which is not an area of Physics?
Thermodynamics
Quantum Mechanics
Periodic Table
Kinematics
15
What is the density, if the objects mass is 10g and it's volume is 5 ml?
0.5ml/g
5 g/ml
2 g/ml
50 g/ml
16
How many significant figures? (0.00503 mg)
1
4
2
3
17
Which scientist formulated the 3 Laws of Motion?
Galileo
Kelvin
Einstein
Newton
18
How many cm in 50 meters?
5
5000
500
0.05
19
Physics will be a hard class?
False
True
20
What does the prefix centi- mean?
10
100
1/10
1/100
21
What is an independent variable?
the factor that you purposely change
the factor that is ignored
the factor that does not change
what you measure in the experiment
22
A room is measured to be 4 m by 6 m. What is the area of the room?
24 meters squared
10 meters squared
2.5 meters
6 meters
23
Which scientist formulated the general theory of relativity?
Einstein
Newton
Galileo
Kelvin
24
How many significant figures? (5.0 L)
2
4
3
1
25
How many significant figures? (50.03 km)
1
3
2
4
