Which requires more work on the brakes of a freight train?

A. equal amounts of work for either.
B. Slowing down from 100 km/h to 70 km/h.
C. Slowing down from 70 km/h to a stop.
D. need more information


Answer: B

Environmental & Atmospheric Sciences

You might also like to view...

The viscosity of different types of magma is controlled by the peridotite content

a. True b. False

Environmental & Atmospheric Sciences

The most widespread of all coastal depositional features is the ________

A) cliff B) bar C) beach D) spit E) tombolo

Environmental & Atmospheric Sciences

Pipe insulation and vinyl ceiling and floor tiles may be sources of

a. chloroform b. formaldehyde c. carbon monoxide d. asbestos e. sulfur dioxide

Environmental & Atmospheric Sciences

The maximum amount of load that a stream can carry is known as stream ____________________

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences