Neglecting friction and air resistance, the first hill must be built 4 times higher than it is now.
to be franc i really think the answer is B
because he is carrying more mass and as the ground is muddy his feet goes in due to the pull of gravity
Answer:
During a total lunar eclipse, the moon and sun are on the exact opposite sides of the Earth, leaving the moon entirely in the Earth's shadow. During a partial lunar eclipse, only part of the moon is in the Earth's shadow.
Explanation:
Answer:
the answer is slows and greater
Hopes it helps!