Physics, 10.03.2020 17:32, mi364

The universe is made up of .

Which phrase best completes the sentence?

one galaxy

thousands of galaxies

no galaxies

several galaxies

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 10:00, nayellisoto15

Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.

Answers: 2

continue

Physics, 22.06.2019 13:30, kuddlebugsmommy

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?

Answers: 1

continue

Physics, 22.06.2019 18:30, Natasha019

Which word expression describes how much to calculate pressure

Answers: 1

continue

Physics, 22.06.2019 22:00, bricefitzpatrick0429

On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2. a. 9.5 m b. 11.9 m c. 15.2 m d. 23.8 m

Answers: 1

continue

Do you know the correct answer?

The universe is made up of .

Which phrase best completes the sentence?

one g...