After lava cools below the curie point, which is about atoms in iron-bearing minerals become magnetized in the direction of earth's magnetic field at that time and place.

The answer is:  " 550°C " .

        "After lava cools below the Curie point, which is about   550°C  , atoms in iron-bearing minerals become magnetized in the direction of Earth's magnetic field at that time and place."
 

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.