Marcia and her father are on a seesaw at a park. Since her father is heavier, he can only balance the seesaw if he sits closer to the pivot of the seesaw than Marcia does. Marcia has a mass of 40 kg. Her father has a mass of 80 kg. While the seesaw has a mass of 8 kg. The total gravitational force on Marcia, her father, and the see saw is in the direction.

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Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.