In a scientific experiment, the one variable that is purposely changed to test a hypothesis is called the manipulated variable.

true or false

What is the best example of diffraction? A. A straw that looks broken in a glass of water. B. A reflection of a face looking in a mirror. C. The rainbow colors we see as we look at a rainbow in the sky. D.

why is it important to use the correct number of significant digits when reporting the results of an experiment

How does the water cycle effect weather

What is the difference between suspensions and solution

A 50 g sample of iron reacts with 21 g of oxygen to form how many grams of iron oxide?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda