What is the nuclear binding energy of an atom that has a mass defect of 5.0446 x 10-29 kg?
Use E = mc2. (Remember: The speed of light is approximately 3.00 x 108 m/s.)
5.61 x 10-46 J
O 1.51 x 10-20 J
O 4.54 x 10-12
O 1.78 x 1045 J

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

When a septic tank backs up a goes in to clean it out