When a 500-N parachutist opens her chute and experiences 800 N of air resistance, the net force on her is

A. 300 N upward.
B. 500 N downward.
C. 300 N downward.
D. 800 N downward.


Answer: A

Environmental & Atmospheric Sciences

You might also like to view...

What does the term "shortwave" refer to? Why is it important to locate and follow the movements of atmospheric shortwaves? How is this done? How is a shortwave different from a "longwave?"

What will be an ideal response?

Environmental & Atmospheric Sciences

True or False: Every part of the Neptunist doctrine for the formation of rocks was false

Indicate whether this statement is true or false.

Environmental & Atmospheric Sciences

Oceanic crust generally has a higher density than continental crust.

a. true b. false

Environmental & Atmospheric Sciences

Which hazard should be of particular concern to fire fighters who are carrying long tools?

a. self-closing doors b. tight turns in corridor c. overhead wires d. windows

Environmental & Atmospheric Sciences