If you were to drop a watermelon at velocity speed of 75 mph from 26400ft in the air how long until it would hit the ground

Not 100% sure but if I'm right its 15 min.

Explanation: 1 mile is equal to 5380 feet, 26400 ÷ 5380 = 5, 75 ÷ 5 = 15

a.metals can become magnetic if they have many spinning electrons that create magnetic fields.d.only some metals are attracted by magnets; these metals are called ferromagnetic.

d.wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current.

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.