Which law states that energy cannot be created or destroyed, but can change from one form to another? - the law of conservation of energy
- the law of conservation of matter
- the law of gravity
- the law of motion

answer - (the law of conservation of energy)

What is the ph of a solution with a concentration of 5.2 × 10–8 m h3o+?

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

Which statement is true regarding the diagram of circle p? the sum of y and z must be 2x. the sum of y and z must be x. the difference of z and y must be 2x. the difference of z and y must be x