A car velocity changed from 0 m/s to 40m/s in 5 seconds. What is the average acceleration of the car

Which of the following uses electromagnetic radiation? Select all that apply. a. cellphones b. electric cars c. GPS d. food processor

In general, the friction involved in sliding an object is ___ the friction involved in rolling an object. less than greater than equal to

How can you defend the ball handler in basketball

Which action occurs during a nuclear change? A. No energy is involved in the reaction. B. The nucleus disappears. C. Matter changes from one state to another. D. Elements are created that differ from the reactants.

When Hannah rubs her hands together on a cold day, the friction converts what energy

Element X has a mass number of 40 and an atomic number of 20, and element Y has a mass number of 56 and an atomic number of 26. Element X has more neutrons and fewer electrons than element Y. more neutrons and electrons than element Y.

How does mass affect average speed?

Object A attracts object B with a gravitational force of 10 newtons from a given distance. If the distance between the two objects is doubled, what is the changed force of attraction between them? A. 2.5 newtons B. 5 newtons C. 20 newtons D.

A small particle starts from rest from the origin of an xy-coordinate system and travels in the xy-plane. Its acceleration in the x-direction is 2.0 m/s2, and its acceleration in the y-direction is 1.0 m/s2.

What is a circuit, s resistance if 12v produces 2A of current?