To increase the potential energy of a barbell, work is done

A. on the weightlifter.
B. on the barbell.
C. by the barbell.
D. none of the above


Answer: B

Environmental & Atmospheric Sciences

You might also like to view...

Continental shelves can be made of granitic crust, basaltic crust, or both

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

The term state refers to a political structure, while the term nation refers to a people

Indicate whether the statement is true or false.

Environmental & Atmospheric Sciences

Name two plates that are growing in size. Name a plate that is shrinking in size

What will be an ideal response?

Environmental & Atmospheric Sciences

This Russian leader defeated the Swedes under Charles XII, to gain a foothold on the Baltic Sea, where he established Saint Petersburg as Russia's capital and its "Window to the West"

a. Peter the Great b. Catherine the Great c. Ivan the Terrible d. Ivan the Great e. Genghis Khan

Environmental & Atmospheric Sciences