Answer:
consumers get energy from eating other things plant from sun
Explanation:
The static frictional force is greater than the kinetic frictional force, so the static frictional force is greater than 1200 N.
Draw a circuit that contains 2 batteries, three lights in parallel and a switch that controls the whole circuit.
A roller coaster car starts from the rest from a first summit, descends a vertical distance of 45 meters and then climbs a second summit, reaching the top with a speed of 15m / s. How high is the second summit? Do not consider friction