Surface temperature of planet mars range from - 89C to - 31C Express this temperature rang in Kelvin.

Will the April 29th 2020 astroid be the end of humanity as we know it?

Bart runs up a 2.91-meter high flight of stairs at a constant speed in 2.15 seconds. If Bart's mass is 65.9 kg, determine the work which he did and his power rating answers.

A weatherman reports, "The storm waves are about 2 meters high and about 35 meters apart." What properties of waves is the reporter describing?

An object is NOT accelerating if it is moving

The potential energy of a book on a shelf is 50 J. If the book is now on the floor (below the shelf), its potential energy is

Why is it important for engineers to design bumper cars safely

What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is 1.75 m wide and 9.00 m below the top of the cliff?

Which statement describes how light behaves when it strikes a translucent material? A. Light is scattered. B. Light is transmitted. C. Light is reflected. D. Light is absorbed.

A certain gas is present in a 15.0 l cylinder at 2.0 atm pressure. if the pressure is increased to 4.0 atm the volume of the gas decreases to 7.5 l.

Choose all the answers that apply. To qualify as a planet, a celestial object must: have an irregular shape revolve around the sun orbit in a clear area have enough gravity to have a spherical shape have a satellite