Physics, 19.08.2021 04:00 katelyn0579

What is the name given to a celestial object with a known brightness, used to establish distances in astronomy?

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 20.06.2019 18:04, lexizamora2

Why are biogeochemical cycles important? earth is a closed system. that means the amount of rocks, metals, carbon, nitrogen, oxygen, and water on so, it is essential that biogeochemical these materials as they move through earth's subsystems.

Answers: 3

continue

Physics, 21.06.2019 16:30, smelcher3900

Matt is driving down 7th street. he drives 150 meters in 18 seconds. assuming he does not speed up or slow down, what is his speed?

Answers: 2

continue

Physics, 22.06.2019 18:00, itsyagirl11076

Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?

Answers: 1

continue

Physics, 23.06.2019 01:30, alsafy383

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? round your answer to the nearest tenth. s how far will the football travel before it lands? round your answer to the nearest tenth. m

Answers: 3

continue

You know the right answer?

What is the name given to a celestial object with a known brightness, used to establish distances in...