" Smoking or drug addiction by expected mother is more dangerous. Why?" Explain.

Which finger should not be used when measuring heart rate?

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the dependent variable in galileo's experiment?