To tell hydrogen from helium, look at
a. Their x-ray emission
b. Their visible spectrum
c. The photoelectric effect
d. Their amplification
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their visible spectrum
,Present-day 3D movies make use of which technology?
a. Polarizers
b. Holograms
c. Dispersion
d. Mirages
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polarizers
Sound waves are
a. Transverse
b. Compressional (longitudinal)
c. A combination of transverse and compressional
d. Rotational
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compressional (longitudinal)
Landfill is dangerous because
a. The frequency of an earthquake increases
b. The wavelength of an earthquake increases
c. They tend to focus earthquake energy
d. The amplitude of the earthquake increases
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, the amplitude of the earthquake increases
The amount of carbon dioxide in the air is currently higher than any time in the last
(choose the largest answer that is correct)
A. 50 years
B. 200 years
C. 2000 years
D. 800,000 years
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800,000 years
As you move to a higher altitude, the temperature of the air
a. First gets cooler, then warmer
b. Stays constant, then gets cooler
c. First gets warmer, then cooler
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first gets cooler, then warmer
You feel the tremors of an earthquake. Ten seconds later, you feel another shaking.
The distance to the epicenter is about
a. 2 miles
b. 5 miles
c. 10 miles
d. 50 miles
, Give this one a try later!
50 miles
Quanta are not observed from water waves because
a. Such waves are not quantized
b. The energy of the quanta are too small
c. Water atoms are too small
d. Water atoms are too large
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the energy of the quanta are too small
A treaty that was signed by the United States but not ratified by the Senate is
a. IPCC
b. CIGS
c. SEGS
d. Kyoto
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Kyoto
When two different waves pass through an opening of the same size, which one will
spread more?
a. Smaller wavelength
b. Larger wavelength
a. Their x-ray emission
b. Their visible spectrum
c. The photoelectric effect
d. Their amplification
Give this one a try later!
their visible spectrum
,Present-day 3D movies make use of which technology?
a. Polarizers
b. Holograms
c. Dispersion
d. Mirages
Give this one a try later!
polarizers
Sound waves are
a. Transverse
b. Compressional (longitudinal)
c. A combination of transverse and compressional
d. Rotational
Give this one a try later!
compressional (longitudinal)
Landfill is dangerous because
a. The frequency of an earthquake increases
b. The wavelength of an earthquake increases
c. They tend to focus earthquake energy
d. The amplitude of the earthquake increases
Give this one a try later!
, the amplitude of the earthquake increases
The amount of carbon dioxide in the air is currently higher than any time in the last
(choose the largest answer that is correct)
A. 50 years
B. 200 years
C. 2000 years
D. 800,000 years
Give this one a try later!
800,000 years
As you move to a higher altitude, the temperature of the air
a. First gets cooler, then warmer
b. Stays constant, then gets cooler
c. First gets warmer, then cooler
Give this one a try later!
first gets cooler, then warmer
You feel the tremors of an earthquake. Ten seconds later, you feel another shaking.
The distance to the epicenter is about
a. 2 miles
b. 5 miles
c. 10 miles
d. 50 miles
, Give this one a try later!
50 miles
Quanta are not observed from water waves because
a. Such waves are not quantized
b. The energy of the quanta are too small
c. Water atoms are too small
d. Water atoms are too large
Give this one a try later!
the energy of the quanta are too small
A treaty that was signed by the United States but not ratified by the Senate is
a. IPCC
b. CIGS
c. SEGS
d. Kyoto
Give this one a try later!
Kyoto
When two different waves pass through an opening of the same size, which one will
spread more?
a. Smaller wavelength
b. Larger wavelength
