Answer:
Roots help a plant grow by absorbing the water and nutrients from the soil
Explanation:
Answer:
Stars are classified by their spectra (the elements that they absorb) and their temperature. There are seven main types of stars. In order of decreasing temperature, O, B, A, F, G, K, and M.
Explanation:
O and B stars are uncommon but very bright. M stars are more common but dim.
Any theory must contain a meaningful concept with new evolution to accept by the scientific community
