About how many seconds apart are the time-delayed contacts for a stack sequencer control? A. 20 to 30
B. 10 to 20
C. 40 to 50
D. 30 to 40

What makes thermal imaging cameras useful? they can detect differences in color. they can detect differences in wave speeds. they can detect differences in temperature. they can detect mechanical waves.

Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?