Because in winter 1 habitat might get too cold so the bird might have to move to a warmer habitat in winter
The Moon is thought to have come from the Earth. In 1975, the giant impact hypothesis was put forward. This suggests that the Earth was hit by a planet about the size of Mars around the time of the formation of the solar system approximately 4.5 billion years ago, and the impact caused part of the outer layer of the Earth to spin off and form what is now the Moon.
Answer:
Hello There!!
Explanation:
1.Newton's first law states that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force. This postulate is known as the law of inertia.
2.A stationary object with no outside force will not move.
3.With no outside forces, a moving object will not stop.
4.An astronaut who has their screwdriver knocked into space will see the screwdriver continue on at the same speed and direction forever.
5.An object at rest stays at rest.
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~Pinky~
in our lungs
and throughout our blood stream