Physical Science B Final Review Study Guide Question Preview (ID: 19977)


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A solution with a pH of 8.0 is
a) neutral
b) acidic
c) weakly basic
d) strongly basic

Which of the following is a possible value for a pH?
a) 14.5
b) 12.0
c) -2.0
d) -14.0

Which of the following values of pH will change red litmus paper blue?
a) 3.1
b) 6.2
c) 7.0
d) 13.5

An acid has
a) no H+
b) few H+
c) no OH-
d) few OH-

What is the missing part of the chemical equation shown below? ________________ + base -- salt + water
a) pH
b) acid
c) base
d) H2O

Which of the following is a basic pH?
a) 5.0
b) 6.0
c) 7.0
d) 8.0

Soap is a base. What will be the outcome of putting litmus paper into soap?
a) red paper turns blue, blue paper turns red.
b) red paper does not change, blue paper turns red
c) red paper turns blue, blue paper does not change
d) red paper does not change, blue paper does not change

What is the missing part of the chemical equation shown below? acid + ____________-- salt + water
a) pH
b) gas
c) base
d) H2O

A neutral solution has
a) no OH-
b) no H+
c) slightly more OH- than H+
d) equal amount of H+ and OH-

ROY G BIV is associated with this type of electromagnetic radiation:
a) x rays
b) visible light
c) microwaves
d) infrared rays

Which wave has the most energy?
a) visible light
b) microwaves
c) radio waves
d) gamma rays

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

What is the relationship between the frequency of electromagnetic waves and their wavelengths?
a) As frequency increases, wavelength gets shorter.
b) As frequency decreases, wavelength gets longer.
c) As frequency decreases (or increases), wavelength gets longer (or shorter).
d) A and B

This type of electromagnetic radiation can give you a sun burn:
a) x ray
b) infrared
c) blue light
d) ultraviolet

Every color and shade of visible light has a different
a) energy
b) frequency
c) wavelength
d) all of these

This instrument analyzes light to give information about the object emitting it:
a) ammeter
b) light meter
c) transmitter
d) spectroscope

The most narrow region of the electromagnetic spectrum is
a) x rays
b) infrared
c) ultraviolet
d) visible light

These types of electromagnetic waves are felt as heat:
a) xrays
b) visible light
c) infrared rays
d) ultraviolet radiation

An acronym used for visible light is
a) BOY V RIG
b) RIV Y GOB
c) GOV Y BIR
d) ROY G BIV

Sunscreen blocks out ______________ so that you wont get a sunburn.
a) x rays
b) infrared rays
c) ultraviolet light
d) microwaves and gamma rays

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