Q: Cold fronts in winter may bring what type of storm? Read this paragraph and choose the correct option from the provided answers: As the fast-moving cold air mass keeps advancing, so does the cold front. Cold fronts often bring sudden changes in the weather. There may be a thin line of storms right at the front that moves as it moves. In the spring and summer, these storms may be thunderstorms and tornadoes. In the late fall and winter, snow storms may occur. After a cold front passes, the cold air mass behind it brings cooler temperatures. The air is likely to be less humid as well. Can you explain why?. Choices: - showers - monsoon - typhoon - snow storm A:
snow storm

Q: Cycling, shoveling snow and cross-country skiing are examples of what kind of heart-strengthening activity? Read this paragraph and choose the correct option from the provided answers: When done regularly, aerobic activities, such as cycling, make the heart stronger. Other aerobic activities include mowing lawn, shoveling snow and cross country skiing. Choices: - metabolism - anaerobic - exercise - aerobic A:
aerobic

Q: Q: How do you calculate the atomic mass of an element? Read this paragraph and choose the correct option from the provided answers: In this lesson, you learned about chemical bonds in a water molecule. The bonds form between atoms of hydrogen and oxygen when they share electrons. This type of bond is an example of a covalent bond. Choices: - add neutrons and electrons - count the electrons - multiply protons by neutrons - add the protons and neutrons together A:
A: add the protons and neutrons together

Question: Q: The eukaryotic cell cycle is regulated by a what? Read this paragraph and choose the correct option from the provided answers: 12.3 The eukaryotic cell cycle is regulated by a molecular control system. Choices: - anti-lock control system - protons control system - nucleus control system - molecular control system A:
Answer: molecular control system

*Question*
Q: Translucent matter is matter that transmits and does what else to light? Read this paragraph and choose the correct option from the provided answers: Translucent matter is matter that transmits but scatters light. Light passes through a translucent object but you cannot see clearly through the object because the light is scattered in all directions. The frosted glass doors in the figure are translucent. Choices: - absorbs - reflects - condenses - scatters A:
**Answer**
scatters

Q: What are plants called that grow where you don't want them? Read this paragraph and choose the correct option from the provided answers: We obviously can't live without plants, but sometimes they cause us problems. Many plants are weeds. Weeds are plants that grow where people don't want them, such as gardens and lawns. They take up space and use resources, hindering the growth of more desirable plants. People often introduce plants to new habitats where they lack natural predators and parasites. The introduced plants may spread rapidly and drive out native plants. Many plants produce pollen , which can cause allergies. Plants may also produce toxins that harm human health (see Figure below ). Choices: - grasses - shrubs - reeds - weeds A:
weeds