What force would be needed to accelerate a 0.040-kg golf ball at 20.0 m/s?

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?

Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost

Your science teacher brings in a speaker to talk to your class about climate change. during the session, students ask a few questions. which questions are related to the current evidence on climate change