A person throws tennis ball 6m/s straight up. How long does it take for it to come back to their hand?

Calculate the amount of energy produced in joules by 100 - watt light bulb lit for 2.5 hours.

Which of the following is an example of velocity? A. 10 B. 10 m/s to the right C. 10 m to the right D. 10 m/s

Ryan is playing with a ball. When would the ball have the greatest polential energy?

Which components affect the amount of diffraction experienced by waves as they travel between objects? Angle and speed through objects Wavelength and space between objects Frequency and space between objects Wavelength and speed between objects

How much energy in joules does it take to raise the temperature of 1.5kg of aluminum from 20 degrees Celsius to 40 degrees Celsius

Why is specific heat different for different materials

What must happen for an ion To form

What type of material is inside the holes in an electrical outlet?

A fisherman noticed that a float makes 30 oscillations in 15 seconds. The distance between two consecutive crests is 2 m. What is the period and frequency of the wave? What is the wave speed?

A small spaceship with a mass of only 2.6 ✕ 103 kg (including an astronaut) is drifting in outer space with negligible gravitational forces acting on it. If the astronaut turns on a 12 kW laser beam, what speed will the ship attain in 1.