What is the purpose of a scientific model? Select one:
O a. To predict the future.
O b. To explain ideas to others.
O c. To conduct experiments without using real object or
humans.
O d. All of these are correct.

Christie's doctor recommends that she eat 40 grams of protein a day. she's already consumed 50% of her protein recommendation for the day. how many servings of the given snack should christie have to meet her daily protein recommendation?

Match with o for organic and i for inorganic for each compound

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes