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WorksheetsQ2 Midquarter Review
Total questions: 45
Worksheet time: 25mins
Name
Class
Date
1.
What is the speed of a sailboat that is traveling 200 meters in 120 seconds?
a)
0.6 m/s
b)
1.67 m/s
c)
2.4 m/s
d)
4.0 m/s
2.
Which is an example of velocity?
a)
25 m/s
b)
55 mi/hr
c)
60 mi/hr South
d)
16 m/s/s
3.
In any energy transformation, a small amount of energy is sometimes lost to the environment. It is always in what form?
a)
thermal
b)
radiant
c)
chemical
d)
nuclear
4.
What type of energy transformation occurs through a liquid or gas?
a)
conduction
b)
convection
c)
radiation
5.
Which form of nuclear energy powers the sun?
a)
fission
b)
fusion
6.
Which form of nuclear energy is used by power plants?
a)
Fission
b)
Fusion
7.
Which wave has a higher frequency?
a)
1
b)
2
8.
Which statement is TRUE about the relationship between wavelength and frequency?
a)
Longer wavelength, higher frequency
b)
Shorter wavelength, lower frequency
c)
Shorter wavelength, higher frequency
d)
Wavelength is equal to frequency
9.
Which type of lens is pictured?
a)
Concave
b)
Convex
c)
Optic
d)
Plane
10.
The bending of a wave as it passes through a medium is called...?
a)
Reflection
b)
Refraction
c)
Rarefaction
d)
Echo
11.
Using a hairdryer involves which forms of energy?
a)
Electrical, thermal
b)
Chemical, thermal
c)
Electrical, radiant
d)
Nuclear, electrical
12.
Which part of the transverse wave is labeled #1?
a)
wavelength
b)
crest
c)
trough
d)
amplitude
13.
Heat engines convert thermal energy into-
a)
radiant energy
b)
nuclear energy
c)
thermal energy
d)
mechanical energy
14.
Which two factors influence gravitational pull?
a)
mass & weight
b)
weight & force
c)
mass & distance
d)
distance & force
15.
Which of the following represents absolute zero?
a)
0 K
b)
0 °C
c)
0 °F
d)
32 °F
16.
At what temperature does water boil?
a)
100 °F
b)
98 °F
c)
100 °C
d)
237 °C
17.
If blue litmus paper is placed in an unknown substance and turns red, it is a(n)-
a)
acid
b)
base
c)
neutral
18.
Which of the following compounds is a base?
a)
HCl
b)
C3H6O3
c)
NaCl
d)
LiOH
19.
Which of the following the a result of combining an acid and a base?
a)
acid
b)
base
c)
salt
d)
neutral
20.
Objects with greater mass require ________ force.
a)
more
b)
less
c)
the same amount of
21.
Which of the following are reactants in the equation: Ca + H2O --> Ca(OH)2 + H2
a)
Ca + H2O
b)
Ca(OH)2
c)
Ca(OH)2 + H2O
d)
H2O
22.
How many electrons would be in the ion Ca3+ ?
a)
20
b)
23
c)
17
d)
43
23.
"For every action, there is an equal and opposite reaction."
a)
1st Law
b)
2nd Law
c)
3rd Law
24.
"Objects in motion stay in motion. Objects at rest stay at rest." Law of inertia.
a)
1st
b)
2nd
c)
3rd
25.
A push or a pull.
a)
Force
b)
Friction
c)
Inertia
d)
Gravity
26.
If an object is moved from Earth to the moon, what will happen to its weight?
a)
Increase
b)
Decrease
c)
Stay the same
27.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
28.
Which of the following is equal to 520,000 in scientific notation?
a)
5.2 x 10-5
b)
5.2 x 104
c)
5.2 x 105
d)
5.2 x 10-6
29.
Convert 25,000 cm to m.
a)
25 m
b)
25,0000 m
c)
2,500 m
d)
250 m
30.
Which of the following compounds is organic?
a)
H2O
b)
Cl2O
c)
CH4
d)
BaCl2
31.
Objects with a density greater than water will...?
a)
sink
b)
float
c)
sink about halfway
d)
displace water
32.
Which of the following is a chemical property?
a)
color
b)
odor
c)
density
d)
reactivity
33.
Which of the following is a physical property?
a)
solubility
b)
combustibility
c)
flammibility
d)
reactivity
34.
What particle did J.J. Thomson discover?
a)
proton
b)
neutron
c)
electron
d)
nucleus
35.
Atomic number is equal to?
a)
protons
b)
neutrons
c)
electrons
d)
quarks
36.
Mass number is equal to?
a)
Protons & electrons
b)
Protons & neutrons
c)
Neutrons & electrons
d)
Protons & quarks
37.
Which type of chemical bond involves the sharing of electrons?
a)
ionic
b)
covalent
c)
metallic
d)
chemical
38.
NaCl would form which type of bond?
a)
ionic
b)
covalent
c)
metallic
d)
chemical
39.
Neon (Ne) would be most like which element?
a)
Argon (Ar)
b)
Calcium (Ca)
c)
Oxygen (O)
d)
Florine (F)
40.
Which is
N2 + H2 --> NH3
balanced?
N2 + H2 --> NH3
balanced?
a)
N2 + H2 --> NH3
b)
N2 + 2H2 --> 3NH3
c)
N2 + 3H2 --> 2NH3
d)
2N2 + 2H2 --> 2NH3
41.
According to the data table, which is the independent variable?
a)
Trial
b)
Time
c)
Average
d)
Brand of tire
42.
Susan conducted an experiment on which type of liquid helps her bean plants grow the tallest. What could be a constant for her experiment?
a)
Type of liquid
b)
Plant height
c)
Type of plant
d)
Which plant grows the tallest
43.
On a distance vs. time graph, the steeper the slope _____
a)
the slower the speed
b)
the faster the speed
c)
less acceleration
d)
greater acceleration
44.
What is the independent variable?
a)
Speed
b)
Time
45.
A small motor does 520 J of work to move a toy car 260 m. If it does this in 3 seconds, calculate the total power output.
a)
45,066.6 W
b)
86.7 W
c)
135,200 W
d)
173.3 W
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