The independent variables in part i, the ones intentionally manipulated, are the
the independent variable in part ii, the one that is intentionally manipulated, is the
the dependent variable for both parts i and ii, the one that you measure the response in, is the

the total distance traveled by the car is

30km + 49km = 79 km .

thermal energy is the answer

as we know our atmosphere or air have different levels. every level has other gasses, and every gas has another permeability. when the light comes from lower permeability to higher permeability, it changes its direction. so that means that when the light comes from the moon to the earth, it changes it's direction many more times. it basically means that the shape of the light part of the moon is changed on the earth.

hope this ! this is not copied! search it up, it's free of plagiarism!