Answer:
physical change alert the form of appearance of the matter but does not turn any substance in the matter into a different substance.
Answer:
because light is also the source or heat
heat and light come together in many cases
So it can help circulate throughout the body blood stream
please mark as brainliest if im correct
please correct me if im wrong
Answer:A good index fossil is one with four characteristics: it is distinctive, widespread, abundant, and limited in geologic time. Because most fossil-bearing rocks formed in the ocean, the major index fossils are marine organisms. That being said, certain land organisms are useful in young rocks and specific regions.
Explanation:
A mammal is any animal that has hair,three middle ear bones,and mammary glands.Mammals give live birth as well.
