NEED HELP ASAP!!!!!!!!!!!
The amount of carbon dioxide in the air is decreasing.
True
False
Which of the following would be useful in determining what past climates were like?
barometer
incubator
digital thermometer
ice cores
QUESTION 7
Which of the following is not a method used today to measure the worlds oceans?
sonar
lead weights on ropes
radar altimetry
2 points
QUESTION 8
A volcanic explosion can send smoke and dust many miles into the atmosphere.
Still, volcanic eruptions never change the climate.
True
False
QUESTION 9
Where on Earth are the warmest waters?
temperature is not something measured from large bodies of water
tropics
poles
in the Great Lakes
QUESTION 10
The last ice age ended 235 years ago.
True
False
QUESTION 11
Differences in ________ help drive the flow of ocean water.
temperature
humidity
the number of fish in an area
polarity
2 points
QUESTION 12
Which of the following is not a greenhouse gas.
water vapor
carbon dioxide
methane
osmium
2 points
QUESTION 13
El Niño causes what type of change in the ocean water off the Pacific Coast?
subduction zones
short term warming
sinking of land masses
long term cooling
