Shawn conducted an experiment and did not get the results he was expecting what should he do first

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves