Amusement Park Physics What is the central idea of paragraph 3? A
Learning about roller coasters is a fun and efficient way for students to experience how potential and kinetic energy work.

B
Students can easily figure out the kinetic energy of a roller coaster car if they know the weight and height of the car off the ground.

C
Roller coasters display potential energy when the car is at the top of the hill and kinetic energy when it is rushing down the hill.

D
Students should be excited about all the potential energy there is when their car pauses at the top of the hill of a roller coaster.

Which questions must be considered when evaluating the effectiveness of an argument? select four options. is there empirical evidence in the argument? is there reliable evidence to support the reasons? are there logical reasons to believe the claim? is the author’s claim clear to the reader? does the author’s diction affect the reader as intended?

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Read the excerpt. “this is a train-servicing station and we have to wait for a train.” he shakes his head. i smile. “it’d be nice if we could get one.” lauren mizock has revised her draft of “train tracks” to convey plot events using