What is the magnitude of kinetic energy of a 20kg box moving at a velocity of 8m/s A. 160 J

B. 80 J

C. 640 J

D. 1280 J

Identify the forces that contribute to the centripetal force on the object in each of the following examples: a. a bicyclist moving around a flat, circular track b. a bicycle moving around a flat, circular track c. a racecar turning a corner on a steeply banked curve

Lin yao looks at the back of a spoon. how should she describe her reflection? upside down and smaller upside down and larger right-side up and smaller right-side up and larger

More solar radiation is absorbed by earth’s surface than by