Q: What is the term for how much matter is packed into a given space? Read this paragraph and choose the correct option from the provided answers: Density is a quantity that expresses how much matter is packed into a given space. The amount of matter is its mass, and the space it takes up is its volume. To calculate the density of an object, then, you would use this formula:. Choices: - opacity - volume - mass - density A:
density

Q: What do stored fats provide our body with for later use? Read this paragraph and choose the correct option from the provided answers: Fats are one type of lipid. Stored fat gives your body energy to use for later. It's like having money in a savings account: it's there in case you need it. Stored fat also cushions and protects internal organs. In addition, it insulates the body. It helps keep you warm in cold weather. Choices: - metals - hydrogen - water - energy A:
energy

Q: What do nonvascular plants reproduce with? Read this paragraph and choose the correct option from the provided answers: Nonvascular plants are low-growing, reproduce with spores, and need a moist habitat. Choices: - photosynthesis - toxins - vascular plants - spores A:
spores