Pablo wants to enter the science fair. Which question could be answered through scientific investigation?

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

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

Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these