Identify an object in your house that contains a physical system and list three questions you could use to define the system.

Ared apple is illuminated by a blue light the apple will appear

Adelivery truck leaves a warehouse and travels 2.60 km north. the truck makes a left turn and travels 1.25 km west before making another right turn to travel 1.40 km north to arrive at its destination. what is the magnitude and direction of the truck's displacement from the warehouse?

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply