Physics, 06.12.2019 21:31 Blansery6819

Alever is being used to move a heavy stone from a garden. the stone weighs 250 newtons. the board used as a lever is 6 meters long. if two of the board's meters will be used as he resistance arm how much force will be needed to move the rock?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 05:30, cdraytonn

An object weighs 40n in air, weighs 20n when submerged in water and 30n when submerged in a liquid of unknown density. what is the density of the liquid?

Answers: 2

continue

Physics, 22.06.2019 15:20, ineedhelp2285

Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?

Answers: 2

continue

Physics, 22.06.2019 17:40, 573589

You throw a baseball directly upward at time =0 at an initial speed of 14.9 m/s. what is the maximum height the ball reaches above where it leaves your hand? ignore air resistance and take =9.80 m/s2.

Answers: 1

continue

Physics, 22.06.2019 18:00, emory238

What structural formula represents 4 electrons shared between two atoms?

Answers: 1

continue

You know the right answer?

Alever is being used to move a heavy stone from a garden. the stone weighs 250 newtons. the board us...