The direction of the jet stream is:
a. westerly.
b. easterly.
c. easterly on the Northern
Hemisphere and westerly on the Southern Hemisphere.
d. westerly on the Northern Hemisphere and easterly on the Southern Hemisphere.
a. westerly.
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If an object radiates more energy than it absorbs, its
A) thermal energy decreases. B) temperature decreases. C) both A and B D) neither A nor B
What is happening in the mantle beneath a subduction zone?
a. Hot mantle rock is rising, pulling down a cold ocean slab. b. Cool mantle rock is rising, pulling down a warmer ocean slab. c. The mantle is molten and the subducting slab sinks into it. d. Relatively cool mantle rock is sinking, pulling down on a cold ocean slab. e. Hot mantle rock is sinking, pulling down on a warm ocean slab.
What type of eruption is shown in this photograph?
A. pyroclastic column B. lava dome C. lava flow D. pyroclastic flow E. lava fountain
Should you ever find yourself being swept out to sea in a rip current, it is important to immediately try to swim directly back to shore.
Answer the following statement true (T) or false (F)