A car moved with a constant speed of 104km/hr how long will it take to travel a distance of 422.9km?

Which of the following is another way to say that, in energy transforms, some energy is always converted unusable or unwanted forms? A. the entropy of a system tends to decrease overtime. B. energy transforms are never 100% efficient C.

Incline plane examples from daily life

A 5 kg ball approaches a wall at a speed of 4 m/s. It then bounces off the wall in the opposite direction at the same speed. What is the magnitude of the average force exerted on the ball if it is in contact with the wall for 0.1 s?

Which of the following describe the brightness of a star as we see it from earth? A: absolute magnitude B: Parallax Magnitude C: Apparent Magnitude

When a click beetle is upside down on its back, it jumps upward by suddenly arching its back, transferring energy stored in a muscle to mechanical energy. This launching mechanism produces an audible click, giving the beetle its name.

A microfarad capacitor is charged via a 12v battery. there is 1 kohms resistor in series with the capacitor. how much current is flowing in the circuit after 1 second?

A wave that moves its medium parallel to its direction of travel is a

Why do i have no life, how do i get one?

Why is a ehephent so big is it just big or are we so small?

Which of the following traits might be considered an adaptation fora rabbit living in the Arctic?