The data show that both paper grocery bags and plastic grocery bags cause harm to the environment.

Which of the following are produced by the process of cellular respiration

Which of the following best describes uranium (a type of nuclear fuel) ? A.) renewable only B.) nonrenewable only C.) recyclable and renewable D.) recyclable and nonrenewable

An example of the predator/prey dynamic is the rise and fall of the population of Canadian lynx and its favorite prey the snowshoe hare. The two populations were estimated each year for 75 years from the number of animals caught by fur traders.

During destructive interference what type of disturbance occurs in the medium?

How will loss of an organisms from a food chain or web affect flow of energy

What is the dependent variable? A sunlight B the height of the plant C the color of the light D the intensity of the light

Many plants can grow in the littoral zone of a lake because a. sunlight reaches its bottom. b. there are no algae. c. there are no animals. d. there is both salt water and fresh water.

Give me 3 examples of things that can change an ecosystem.

The study of all ecosystems on Earth is called

the sun's gravity also affects tides on earth. why does the moon have a larger effect on tides than the sun does