Suppose a car is moving in a straight line and steadily increases its speed. It moves from 35 km/h to 40 km/h the first second and from 40 km/h to 45 km/h the next second. What is the car acceleration?

A little girl kicks a soccer ball, it goes 10 feet then comes back to her, how is this possible?

Which statement is true of light when it speeds up on entering another medium? A. The index of refraction is higher in the second medium than it was in the first. B. The index of refraction is lower in the second medium than it was in the first. C.

What is the relationship that exist between the mole molar mass and avogadro number?

George created an advertisement for a retail store that sold clothes. He added a discount in the form of a coupon that the customers had to redeem at the store within the next week. Which advertising feature did George use in his advertisement?

A 70 kg man is walking at a speed of 2 m/s. What is his Kinetic Energy?

Stretching or drawing a solid into a wire is which of the following physical properties A) ductility B) solubility C) malleability D) conductivity

How well does the infographic ""Plastics in the Ocean"" present a solution to the problem it describes?

How does erosion move and deposit rocks

Match the word with its definition. Column A1. rotational speed 2. tangential speed 3. centripetal force 4. centripetal acceleration 5. Newton's Second Law 6. Newton's First Law Column Ba. 1 revolutions per minute (RPM) b.

How do you determine the speed or velocity of an object using a distance vs. time graph