Answer:
C and D
Explanation:
The guy above me got it wrong
<span>Since the trains area headed in completely opposite directions, the rate at which they gain distance from each other is simply equal to the sum of the magnitudes of their velocities, in this case 85 + 75 = 160 miles per hour. Therefore, the amount of time it will take for them to be 352 miles apart is 352/160 = 2.2 hours, or 2 hours and 12 minutes.</span>
Answer:
Friction between two objects causes a transfer of electrons from one object to the other.
Explanation:
Density=mass÷volume
mass=density×volume
mass=2×8=16 g