TELL ALL THREE ANSWERS FOR BRAINLIEST! What do supernova remnant and planetary nebulae have in common? Select the three correct answers.

A. They are diffuse.
B. They are composed of matter from dying stars.
C. They emit non-visible radiation.
D. They are composed only of hydrogen and helium.
E. They have planets circling them.
F. They contribute matter to interstellar space.

Select the correct answer. which formula describes newton’s second law of motion? a. force=mass x accerlaration b. mass/accerlaration c. mass x volacity d. mass/ volacity

Which muscle is responsible for inhalation ?

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.