A young man sets a goal to compete in a marathon in two weeks. He started training last week by exercising 3 to 4 times a week with his friend. After each training session he writes his daily experiences to assess problems that may hinder his achievement. What aspect of her fitness program could keep him from achieving his goal

1 - wave length

2 - amplitude

3 - crest

4 - trough

explanation:

duh.

i think the answer is a, hope this : )

the answer is ampere

the ampere is used to measure electricity. an ampere is a unit of electric current equal. a unit of measure for the flow of current in a circuit. one ampere is the amount of current flow provided when one volt of electrical pressure is applied against one ohm of resistance.

b. a lightning bug, plug of grass, and a worm