Match the term with its definition.

The main fuel that cells burn to get energy.

Better known as fats and oils. They insulate you from the cold and protect and cushion your nerves.

Help form your skin and muscles. Help carry in your blood to all parts of your body. Act as enzymes.

A.
carbohydrates

B.
lipids

C.
proteins

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

What reaction is taking place? 02 + c3h8 = h20 + co2

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.