Hello there!
38. A) Wavelength
39. True
40. B) Alfred Wegener
41. False
42. False
43. ?
44. B) Conduction
45. C) Convection
Hope this helps!
A polar molecule has a positive and negative end because of electronegativity.
C) coyote is your answer.
The food web works as:
producers, primary consumers, secondary consumer, tertiary consumers.
Tertiary consumers are made up of mostly carnivore animals (and some omnivores, like humans).
hope this helps