(Q).
Read the passage below and choose the right answer to the following question (choices are low or high ): Air pressure is less at higher elevations. We need oxygen masks when we climb Everest because the air pressure is low or high?
(A).
low

(Q).
Read the passage below and choose the right answer to the following question (choices are greater or lesser ): Differences in air pressure over the surface of the Earth result in wind. The greater the differences in air pressures, the stronger the wind. Lana is noting that the wind lately has been very strong. Lana can now tell that the air pressures over the Earth's surface have had differences that are greater or lesser?
(A).
greater

(Q).
Read the passage below and choose the right answer to the following question (choices are low resistance or high resistance ): Longer length resistors will offer more resistance than shorter resistors. If you have a wire that is short it will have low resistance or high resistance?
(A).
low resistance