Which objects reflects light with the longest wavelength

At the moment car a is starting from rest and accelerating at 5.0 m/s2, car b passes it moving at a constant speed of 45m/s. how long will it take car a to catch up with car b?

How do we use a dam to generate electricity? A) The pressure of the water against the dam spins a turbine. B) When waves lap against the wall of the dam, a wheel is spun. C) Water flowing through an intake pipe causes a turbine to spin.

A camcorder has a power rating of 19 watts. If the output voltage from its battery is 5 volts, what current does it use

If you wanted to show the distance between earth and the moon on the same scale, about how far apart would you need to place the two photos above?

Energy is stored?

How does the resistance of the following change with rhe rise in temperature? pure metals and German silver and carbon

A ball thrown straight upwards with an initial velocity of 15 m/s. Calculate how long the ball will remain in the air and the maximum height the ball reaches?

What is the upward force of the floor on the toes of one foot?

What is the difference between nuclear energy and light energy?

Two stars, x and y, have the same temperature. star x is ten times more luminous than star y. which star has the larger radius