The star α centauri c and the star groombridge 34 b have the same apparent magnitude, but α centauri c is 1.3 pc away from earth and groombridge 34 b is 3.5 pc away. what is the luminosity of groombridge 34 b compared with α centauri c?

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above

The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot