(Q).
Answer the following question given this paragraph: Vitamins and minerals do not provide energy, but they are still essential for good health. The needed amounts generally can be met with balanced eating. However, people who do not eat enough of the right foods may need vitamin or mineral supplements. Q: Although vitamins and minerals do not provide what, they are still essential for good health? Choices: - flavor - antioxidants - enzymes - energy A:
(A).
energy

(Q).
Answer the following question given this paragraph: Some volcanoes form over active hot spots . Scientists count about 50 hot spots on the Earth. Hot spots may be in the middle of a tectonic plate. Hot spots lie directly above a column of hot rock called a mantle plume . Mantle plumes continuously bring magma up from the mantle towards the crust ( Figure below ). Q: What substance comes toward earth's crust through mantle plumes? Choices: - rocks - water - gas - magma A:
(A).
magma

(Q).
Answer the following question given this paragraph: Most of the visible light on Earth comes from the sun. The sun and other stars produce light because they are so hot. They glow with light due to their extremely high temperatures. This way of producing light is called incandescence . Incandescent light bulbs also produce light in this way. When electric current passes through a wire filament inside an incandescent bulb, the wire gets so hot that it glows. Do you see the glowing filament inside the incandescent light bulb in the Figure below ?. Q: The way in which the sun produces light is called what? Choices: - tumescence - rays - photosynthesis - incandescence A:
(A).
incandescence