Physics, 22.07.2019 08:00 gabbymay85
Sean enjoys studying the stars. he used a photometry tool to calculate several stars' apparent magnitudes (how bright a star looks in the sky). he then researched the stars' distances from earth. he recorded his results in the table below. star apparent magnitude distance from earth sirius a -1.47 8.6 light-years alpha centauri a -0.01 4.4 light-years rigel 0.12 770 light-years procyon 0.34 11 light-years alpha centauri b 1.33 4.4 light-years what conclusions can sean draw from his chart? a. a star's apparent magnitude increases as its distance from earth increases. b. a star's apparent magnitude is not directly related to its distance from earth. c. a star's apparent magnitude decreases as its distance from earth increases. d. a star's apparent magnitude decreases if it is very close to another star.
Answers: 1
Physics, 21.06.2019 20:00
Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.
Answers: 1
Physics, 22.06.2019 12:00
Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?
Answers: 1
Physics, 22.06.2019 19:30
Coal contains energy. a. light b. kinetic c. chemical d. mechanical
Answers: 1
Sean enjoys studying the stars. he used a photometry tool to calculate several stars' apparent magni...
Mathematics, 01.06.2020 20:01
Chemistry, 01.06.2020 20:01
Mathematics, 01.06.2020 20:01
Physics, 01.06.2020 20:01
Mathematics, 01.06.2020 20:01
Mathematics, 01.06.2020 20:01