There is no sound in the vacuum of space. Why? Sound must travel through something that vibrates. There is no energy in space. There is no air to vibrate the human eardrum. Space is too full of light energy.

A baseball player throws a baseball. The ball traveled 35 yards before it landed on the ground. The ball stayed in the air for 3.8 seconds. What is the average speed of the ball?

What is the weight (in newtons) of a bowling ball that has a mass of 3 kilograms?

Sound travels at 330 m a second. You hear the sound of a bat hitting a homerun at 0.5 seconds after you see it. How far away From The batter are you.

What is the speed of a wave yhat has a frequency of 2.0Hz

On a day when the air is still a windmill still possesses what type of energy why?

Why isn't the size of something considered a physical property?

A hunter is standing on flat ground between two vertical cliffs that are directly opposite one another. He is closer to one cliff than the other. He fires a gun and, after a while, hears three echoes. The second echo arrives 1.

A car going at 30 m/s undergoes an acceleration of 2 m / (s^2) for 4 seconds. how far did it travel while accelerating?

The strength of and electromagnet can be altered by

Which of these is a property of most nonmetals? Question 3 options: poor conductors of both heat and electricity reactive lustrous appearance good conductor of heat, but not electricity malleable when a solid