A cyclist travels 36km in 3 hours. What is the cyclist's average speed?

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?

How is the gas pressure produced in a closed container of gas

A 725.0 o emu egg moving at 8.75 m/s thrown by an obnoxious juvenile is caught by an alert lady. (a) If the time of the interaction is 0.197 sec, what is the average force on the egg? (b) If the maximum force the egg can withstand is 650.0 N.

Which would best describe what occurs when a ball is thrown against a wall

Gina's teacher says that Jupiter has a much greater gravitational force than Earth, while the Moon has a much smaller force. How would Gina's weight and mass change on these surfaces?

Red light has a shorter wavelength than yellow light.

Approximately what is the parallax angle of a star that is 20 light-years away?

If the Earth and distant stars were stationary (motionless) in space, what would we observe about the wavelength from these stars? A. Wavelengths measured would match the actual wavelengths emitted. B.

Two fire trucks with sirens speeds towards and away from an observer. Which statement is true involving the Doppler effect observed by the observer?

What warm ocean currents keep the NC coast warm, even if it is winter