Fact 1: Agreenhouse is used to protect plants from the cold. Fact 2: Greenhouses are made with glass , fiberglass , polyethylene, or vinyl coverings. Given the two facts above, answer the question "What protects plants from the cold?" with the following options: - Something made of fruit or vegetables - series of enzyme-mediated reactions - Something made of glass, fiberglass, polyethylene, or vinyl - Something whose growth is discouraged by heavy wet soils - keeping food fresh for long periods of time - Something made of brick - Something made of metal - gas layer that surrounds earth
The answer to this question is:
Something made of glass, fiberglass, polyethylene, or vinyl