Erosion of soil has a negative impact on the environment, and weathering and erosion continue to shape it today. Given these facts, what has a negative impact on the environment among the following options: - harmful substances - weathering of soil - saving water - planting trees - deforestation - massive damage - recycling - enormous damage to homes
weathering of soil

Athermal insulator slows the transfer of heat, and heat is a measurement of transferable energy. Given these facts, a thermal insulator slows the transfer of among the following options: - moisture - energy. - voltage - sunlight - warmth - photons - matter - air
energy.

Q: When a hemisphere is tilted towards the sun , that hemisphere receives more direct sunlight, and direct sunlight causes higher temperatures. Given these facts, a hemisphere tilted toward the sun is likely to have what among the following options: - higher taxes - colors of the spectrum - fewer automobiles - wavelengths and photons - higher temperatures - rays or beams - electromagnetic energy - higher mountains
A: higher temperatures

Question: Air pollution harms the respiratory and circulatory systems, and nitrogen oxides cause air pollution. Given these facts, harm to the respiratory and circulatory systems can come from among the following options: - Greenhouse gases - hydrocarbons - Sulfur dioxide - nitrogen oxides - burning coal - fossil fuels - emissions - Greenhouse gasses
Answer: nitrogen oxides

*Question*
Mammals have a layer of fat under the skin to help insulate the body, and insulation is very important in a cold climate like Arkhangelsk. Given these facts, what aspect of mammals is especially important in cold climates among the following options: - layer of body fat under skin - lips - sweat glands - To conserve energy - toes - food and shelter - It helps them survive - by keeping them warm
**Answer**
layer of body fat under skin

Cancer is a disease that occurs when the cell cycle is no longer regulated, and cancer can result in death. Given these facts, a cell cycle that is no longer regulated can lead to what among the following options: - crab cakes - Tropic of Cancer - fever - loss - illness - twin births - death - disease
death