Physics, 12.10.2019 00:50 jolleyrancher78

If you look at a star that is 14 light yaers away, how long ago did the light you are seeing leave the star

Answers: 3

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 23:30, EstevanOtero7361

Adding more pulleys to a system of pulleys needed to lift an object. a. increases the force b. decreases the force c. increases the amount of work d. decreases the amount of work

Answers: 1

continue

Physics, 22.06.2019 06:30, itzyoboyCj

Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane

Answers: 1

continue

Physics, 22.06.2019 07:40, bellapimienta8

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

Answers: 2

continue

Physics, 23.06.2019 00:30, cici65360

Asmall electric heater, immersed in 80g of water in a calorimeter of 40j/k raises the temperature from 10.5 degree celsius to 25 degree celsius in 12 minutes. using the same apparatus with 50g of oil instead of water, it is found that the temperature of oil rises from 7 degree celsius to 27 degree celsius in 10 minutes. find specific heat capacity of the oil.

Answers: 2

continue

You know the right answer?

If you look at a star that is 14 light yaers away, how long ago did the light you are seeing leave t...