A force used to lift a 25kg mass to a height of 12m in 5 sec does 2100J of work. How much force is used

Which star does He fusion

How does erosion move and deposit rocks

Which electromagnetic radiation can be seen with the human eye? ultraviolet rays and visible light infrared rays, visible light, and ultraviolet rays visible light visible light and X-rays

The part of an atom that is outside the nucleus?

A piece of wood that measures 3.0 cm by 6.0 cm by 4.0 cm has a mass of 80.0 grams. What is the density of the wood? Would it float in water?

What is an organism ability to maintain a steady internal condition called

What is the fundamental frequency of a particular medium?. a. the lowest frequency at which a standing wave is possible. b. the highest frequency at which s standing wave is possible

The distance from the inner core to the surface of the earth is about 5,200 kilometers. the large amount of material surrounding the inner core places tremendous pressure on it.

What type of wave is sound? longitudinal light surface transversal

What is the difference between meteors and meteorites?