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WorksheetsSemester Exam Review
Total questions: 30
Worksheet time: 23mins
Name
Class
Date
1.
Scientific facts can change with new evidence.
a)
True
b)
False
2.
a Hypothesis supported by testing and data is
called a ?
called a ?
a)
Gander
b)
Hypothesis
c)
Theory
d)
Fact
3.
An educated guess about the answer to a scientific question.
a)
Theory
b)
Hypothesis
c)
Fact
d)
summary
4.
Speed with direction (a vector) is called ?
a)
Terminal
b)
Warp
c)
Velocity
d)
Velcro
5.
Balanced equal forces pushing in opposite direction equals?
a)
equilibrium
b)
nirvana
c)
sasquoan
d)
constant
6.
More more mass an object has the more ______it has?
a)
Initials
b)
incumbent
c)
inversely
d)
Inertia
7.
All Forces act in Pairs.
a)
True
b)
False
8.
The Rate at which work is done is called?
a)
Power
b)
Petrol
c)
Fuel
d)
momentum
9.
Work = Force x Distance. And the result is measured in ?
a)
giggawatts
b)
newtons
c)
Joules
d)
meters
10.
PE potential energy and KE kinetic energy are the two forms of?
a)
quantum physics
b)
quasars
c)
nebulas
d)
mechanical energy
11.
Work requires energy?
a)
True
b)
False
12.
Power is work divided by time. It is measured in Watts.
How much Power is in 500 Joules of work if its done in 2 seconds?
How much Power is in 500 Joules of work if its done in 2 seconds?
a)
200 P
b)
250 W
c)
1000 N
d)
2 GW
13.
The further you are from the earth the less effected you are by its Gravity.
a)
True
b)
False
14.
Gravity is directly propotional to Mass and Distance.
a)
True
b)
False
15.
Earth Satellites must be above the earths ?
a)
Hydrogen
b)
epicenter
c)
latitude
d)
Atmosphere
16.
The more Force you put on a moving object the more ________ it posesses.
a)
Granuels
b)
Carbon
c)
Momentum
d)
Hydrogen
17.
___ ______ Falls with a Tangential Velocity in a circular pattern.
a)
Saturn
b)
Mars
c)
Venus
d)
The Moon
18.
In general what is the most dense form of matter?
a)
solid
b)
liquid
c)
gas
d)
plasmas
19.
A train travels 25 km in .5 hrs. How fast is the train going?
a)
25 miles/hr
b)
5 miles/hr
c)
125 km/hr
d)
50 km/hr
20.
A car travels 30 miles/hr for 3 hours, calculate the distance it will travel
a)
90 miles
b)
10 miles
c)
600 miles
d)
90 km
21.
Mrs. Avery speed walked 2 miles in 10 minutes, what is her speed?
a)
0.2 miles/min
b)
2 miles/min
c)
20 miles/min
d)
40 miles/min
22.
Mass is ________. (more than one answer)
a)
the quantity of matter in an object.
b)
the measure of an object's inertia.
c)
equal to the weight of an object.
d)
constant for most objects.
23.
Weight is _________.
a)
the quantity of matter in an object.
b)
the measure of an object's inertia.
c)
the force exerted by gravity on an object's mass.
d)
equal to the mass of an object.
24.
How much force is needed to accelerate a 25kg bowling ball at 2m/s2.
a)
50N
b)
5N
c)
12.5N
d)
100N
25.
Which unit is often used to measure mass?
a)
grams
b)
ounces
c)
inches
d)
centimeters
26.
Which is an example of velocity?
a)
65 mph
b)
65 mph North
c)
65 m/s2
d)
65 g/cm3
27.
Law of conservation of mass states that
a)
matter is created
b)
matter is destroyed
c)
matter is neither created nor destroyed
d)
matter does not change
28.
Law of conservation of mass states that
a)
matter is created
b)
matter is destroyed
c)
matter is neither created nor destroyed
d)
matter does not change
29.
This is an example of Newton's 3rd Law because....
a)
it's the same as inertia.
b)
the force and acceleration are equal.
c)
it shows action-reaction.
d)
it's cool looking.
30.
Calculate the Net Force.
a)
60N, Left
b)
40N, Right
c)
0N
d)
60N, Right
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