Sayyid drew a diagram to compare the gravitational and electromagnetic forces. Which label belongs in the area marked X?

is attractive only
acts within the nucleus
attracts and repels
has an infinite range

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.

8. what happens to matter during a chemical reaction

What is another way to determine mass times acceleration?