1.Which of the following most commonly influences weather?
A.Wind and rain
B.Jet stream and ocean currents
C.Clouds and sunshine
D.Snow and rain
2.The ozone layer protects the earth from which of the following?
A.Overheating due to global warming
B.The sun's harmful rays
C. Entering another ice age
D.Extreme storms such as hurricanes
3.Tiny droplets of water make _________.
A.wind
B.the jet stream
C.clouds
D.ocean currents