- - subtract 80 and 72 km/hr
80km/hr - 72km/hr = 8km/hr
50km
V = -----------
8km/hr
V = 0.16 km/hr
tritium = hydrogen with 2 neutrons.
deuterium= H with one neutron
The light from the sun is reflected by the moon, we see the part of the moon that the sun shines on.The change in the phases are created from the rotation of the moon around earth.We see a full moon when the sun is opposite of the moon. The side the sun shines on the moon is what we see.
Answer:
11 kilometers (7 miles) per second, or over 40,000 kilometers per hour (25,000 miles per hour)
Explanation: