Which has more kinetic energy, a real car moving at 5 mph or a real car moving at

35mph? How do you know? (explain your reasoning mathematically or logically)

A bowling ball with a mass of 4.5 kg travels at a velocity of 37 m/s for 2.5 s until it stopped at the end of the lane by the ball return. What additional info is required to determine the weight of the bowling ball?

Most asteroids are found between the orbits of neptune and uranus ture or false

Oceanic lithosphere a. that is 10 million years old is cool enough to be denser than the asthenosphere, so it can sink down into or through the asthenosphere. b. attains its maximum thickness when it is about 800 million years old. c.

Complete the statement by filling in the blank with the correct answer. The main difference between a prokaryotic cell and a eukaryotic cell is the presence of a

A hydrogen bomb has a diameter of about 10nm express this in meters

Some car manufacturers claim that their vehicles could climb a slope of 42 ∘. For this to be possible, what must be the minimum coefficient of static friction between the vehicle's tires and the road?

Which of the following has the least impact on the environment? A. solar power B. nuclear power C. fossil fuels D. hydroelectric power

Why is steel better to conduct sound than air? use the words density and compression in your answer

4. How does density affect refraction of a lightwave?

Kinetic friction is affected by the weight of the object. TrueFalse