Answer the question below:   We need oxygen masks when we climb Everest because the air pressure is low or high?    Assuming that:  Air pressure is less at higher elevations.
low

(Question)
Answer the question below:   When we crumple a rubber band it has high potential energy or low potential energy?    Assuming that:  The more an elastic object is stretched or compressed, the greater its elastic potential energy is.
(Answer)
high potential energy

Ques: Answer the question below:   Sean digs in the dirt and finds rocks that are buried very far down. Given how deep they were, Sean can assume that these rocks are younger or older?    Assuming that:  Lower rock layers were laid down earlier, so they are assumed to contain older fossils.
Ans: older

(Q).
Answer the question below:   Mike needed to get a dark picture . In order to get the darkest photo, Mike made the exposure longer or shorter?    Assuming that:  The longer the exposure, the more light that the telescope can gather to make the image.
(A).
shorter

Ques:Answer the question below:   Ulysses pilots his drill ship deep into the Earth's core. His ship is subjected to less or more temperature and pressure than at the surface?    Assuming that:  As the rocks move deeper into the Earth, temperature and pressure increase.

Ans:more

Answer the question below:   John started measuring the current, and notices that as the current got weaker the electromagnet became Weaker or Stronger?    Assuming that:  The more current, the stronger the electromagnet.
Weaker