Explain why you cannot draw a conclusion about the effect of one variable in an investigation when the other key variables are not controlled

Explain the value or importance of using to International System of Units when describing motion. Provide an example that supports your reasoning.

List the four basio types of plant tissue and describe the function of each.

Why can't we use seawater to irrigate our crops?

A cell is composed of thousands of molecules that range in size from very small to very large. Select the sequence of molecular size from the smallest to the largest. A. Carbon dioxide - phospholipid - DNA polymerase - ribosome B.

How does the fossil record support the scientific theory of evolution?

If you were to jog for an hour, which energy storage molecules would your body access?

What cause water to move straight out from the beach even though waves may hit an angle

Where does food go after it leaves the small intestine?

How does the Sun contribute to physical weathering? A. When water is heated, it expands, which causes rocks to break. B. Minerals in rocks heat and expand at different rates, which causes rocks to break. C.

A phylogenetic tree shows that birds and crocodiles share many features. A hypothesis based on this tree predicts that these features are present in a common ancestor. Which of these predicted traits is supported by fossil evidence?