If the moon only weighs 1/6 of the earth, what would be the weight of a 72.7 kg object on the moon

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?

Which symbol in the first law of thermodynamics represents the sum of the chemical and thermal energy stored in atoms and molecules? a. q b. w c. v d. u