A 80kg cabinet is pushed across a floor at constant velocity. Sideways push force is 400N. What is coefficient of kinetic friction?

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?

Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little