Scenario A: A shopping cart is pushed a distance of 3 m by a force of 15 N. Scenario B: A shopping cart is pushed a distance of 4 m by a force of 12 N.

Scenario C: A shopping cart is pushed a distance of 6 m by a force of 10 N.

Which scenario requires the most work?

Which scenario requires the least work?

Which of the following are molecules? a. al b. ag c. mgcl2 d. nacl e. c3h8

If you visited mount shasta city (elevation 900 m [3000 ft.]) and found the outside air temperature to be 27°c (81°f), what would be the air temperature at the summit of mount shasta (elevation 4200 m [14,000 ft.]) at that moment-assuming that the temperature conditions with altitude change at an average, or normal, lapse rate?

Whithin which type of system is neither the total mass nor the total energy conserved ? a. open b. connected c. isolated d. closed