Friction depend on the types of surface involved and how hard the surfaces push together true or false

A small electric motor produces a force of 5 N that moves a remote-control car 5 m every second. How much power does the motor produce? Give your answer in watts and horsepower.

A insect is resting on the rim of a rotating table topper the topper is stopped after covering 125° and 1.3s later. What was the insect angular velocity in rad/s. answer choices: A. 0.7384 B. 1.6782 C. 2.1866 D. 464.73

The lengths and diameters of three wires are given below. Wire Length Diameter Wire 1 0.5 m 0.5 cm Wire 2 2 m 0.25 cm Wire 3 1 m 1 cm If they all have the same resistance, find the ratio of their resistivities.

Which type of graph is best for analyzing quantitative dependent and independent variables?

How can the time period of a pendulum be decreased or increased

Why is the use of an international system of measurement important for science?

Would u do more lifting putting a box on the table or putting it on a shelf

Tia needs to produce a solenoid that has an inductance of 2.51 μ H. She constructs the solenoid by uniformly winding 1.19 m of thin wire around a tube. How long, in centimeters, should the tube be?

A 1,492.3-kg airplane travels down the runway. Each of its four engines provides a force of 1,447.5 N. Find the acceleration of the airplane, in m/s2. (Ignore friction.)

A 0.42 kg football is thrown with a velocity of 17 m/s to the right. A stationary receiver catches the ball and brings it to rest in 0.017 S. What is the force exerted on the receiver? Answer in units of N