Superguy Is Flying at Treetop Level near Paris When He

question 79

Multiple Choice

Superguy is flying at treetop level near Paris when he sees the Eiffel Tower elevator start to fall (the cable snapped) . His x-ray vision tells him Lois LaTour is inside. If Superguy is 1.00 km away from the tower, and the elevator falls from a height of 2.1 * 10² m, how long does Superguy have to save Lois, and what must be his average speed?

• A) 4.5 s, 200 m/s
• B) 6.5 s, 150 m/s
• C) 7.0 s, 140 m/s
• D) 9.0 s, 110 m/s

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Definitions:

Predominate

To be the strongest or main element; to have a dominating influence.

Major Organic Product

The primary product of an organic reaction that is formed in the greatest yield, determined by the mechanism and conditions of the reaction.

2-Methylheptane

An isomer of octane, a hydrocarbon molecule with a seven-carbon chain and a methyl group attached to the second carbon.

2-Methylhept-1-ene

An organic compound belonging to the class of alkenes, specifically an eight-carbon chain with a double bond at the first position and a methyl group at the second carbon.