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Physical Science B Final Review Study Guide
Test Description: Final exam review
Instructions: Answer all questions to get your test result.
1) A solution with a pH of 8.0 is
A
weakly basic
B
acidic
C
strongly basic
D
neutral
2) Which of the following is a possible value for a pH?
A
12.0
B
-14.0
C
14.5
D
-2.0
3) Which of the following values of pH will change red litmus paper blue?
A
7.0
B
6.2
C
13.5
D
3.1
4) An acid has
A
no H+
B
few OH-
C
no OH-
D
few H+
5) What is the missing part of the chemical equation shown below? ________________ + base -- salt + water
A
acid
B
base
C
H2O
D
pH
6) Which of the following is a basic pH?
A
7.0
B
6.0
C
5.0
D
8.0
7) Soap is a base. What will be the outcome of putting litmus paper into soap?
A
red paper does not change, blue paper does not change
B
red paper turns blue, blue paper turns red.
C
red paper does not change, blue paper turns red
D
red paper turns blue, blue paper does not change
8) What is the missing part of the chemical equation shown below? acid + ____________-- salt + water
A
H2O
B
gas
C
base
D
pH
9) A neutral solution has
A
no OH-
B
slightly more OH- than H+
C
no H+
D
equal amount of H+ and OH-
10) ROY G BIV is associated with this type of electromagnetic radiation:
A
visible light
B
microwaves
C
infrared rays
D
x rays
11) Which wave has the most energy?
A
gamma rays
B
radio waves
C
visible light
D
microwaves
12) What is the relationship between frequency of electromagnetic waves and the energy they carry?
A
The lower the frequency, the most energetic they are
B
The higher the frequency, the more energetic they are
C
It depends on the wave
D
They are not related
13) What is the relationship between the frequency of electromagnetic waves and their wavelengths?
A
As frequency increases, wavelength gets shorter.
B
As frequency decreases (or increases), wavelength gets longer (or shorter).
C
As frequency decreases, wavelength gets longer.
D
A and B
14) This type of electromagnetic radiation can give you a sun burn:
A
blue light
B
infrared
C
ultraviolet
D
x ray
15) Every color and shade of visible light has a different
A
energy
B
frequency
C
all of these
D
wavelength
16) This instrument analyzes light to give information about the object emitting it:
A
spectroscope
B
transmitter
C
light meter
D
ammeter
17) The most narrow region of the electromagnetic spectrum is
A
infrared
B
ultraviolet
C
visible light
D
x rays
18) These types of electromagnetic waves are felt as heat:
A
xrays
B
ultraviolet radiation
C
visible light
D
infrared rays
19) An acronym used for visible light is
A
RIV Y GOB
B
GOV Y BIR
C
ROY G BIV
D
BOY V RIG
20) Sunscreen blocks out ______________ so that you wont get a sunburn.
A
x rays
B
ultraviolet light
C
microwaves and gamma rays
D
infrared rays
*select an answer for all questions
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