Ahiker seals a plastic bag that contains dried fruits before he climbs a mountain. what will most likely happen to the plastic bag as the hiker reaches the top of the mountain?

It can be observed that there are lesser gas molecules in higher altitudes than in the lower ones because the gas molecules are also somehow pulled down by gravity. When there are fewer gas molecules, the pressure in the atmosphere is lesser compared to that inside of the plastic bag. Thus, there is a tendency for the plastic bag to burst. 

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.