Test the shampoo on different subjects with different hair types (Ex thick, thin) Keep the variables the same for each subject using constants, independent , and dependent variables to test the claim. See if there is any difference in the girls who used the shampoo with the secret ingredient Vs girls who used a regular shampoo with out that ingredient.
Answer:
Distance per unit time
Explanation:
Speed is the rate at which someone or something is able to move or operate.
Yes i believe you got it correct
Explanation:
see the attachment.. hope it will help you
Position X as the solar eclipse occurs when the moon is directly infront of the sun blocking sunlight from being viewed.