Sophia was studying the history of Earth and came across a geologic timeline. She noticed that the time scale was different in a more recently published book and wondered why it was different. Explain why the geologic time scale can change.

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's