Carbonic acid dissolved in water is a

a.) physical weathering agent c.) biological weathering agent.

b.) chemical weathering agent d.) mechanical weathering agent.

State disadvantage of self pollination

Name for the narrow opening between the uterus and the vagina

Which characteristic is shared by all four cells?

Which of the following is a possible cost of using renewable resources?

The pair of words false and true are best described as: Group of answer choices gradable antonyms converse antonyms not antonyms at all complementary antonyms

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.