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