Its because the Earth is spinning and also because the Earth itself is moving around the sun <span />
Answer:
B
Explanation:
the graph shows the line going up (accelerating) and it isn't curving like d so it doesn't stop accelerating
Hope this helps :)
The answer a boulder has more mass and stuff like that.
Nitrogen (like70ish % and oxygen like 20%)
Answer:
A lens
Explanation:
A lens forms images when light passes Through it bending the rays of in the process.A phenomena called refraction and the speed of light changes in the process because it enters a medium since it's wavelength is reduced.