latoyabrown893 latoyabrown893

01-08-2017
Biology

contestada

.

A scientist conducts an experiment to test the effects of light on earthworm activity. Which is a variable in this experiment?

Respuesta :

vladdobra vladdobra

01-08-2017

The amount of light. He is testing the effects of light, which implies there will be different amounts of light tested to reach a conclusion.

Answer Link

Otras preguntas

What is the process of water vapor changing to liquid called

what phylum do animals with backbones belong to

Which one of the following phrases contains vivid words that create imagery? A. Cotton-like clouds B. Twenty soldiers C. Traveled far D. Sang a solo

if a factory makes 2 quarts of ice cream in 2 minutes how many can they make in 20 minutes

What are groups who are on the same side in war?

A series of connections of food chains in an ecosystem is called a _____ . population food web community

The number of 8th graders in choir is three times the number of the 7th graders. if there are 48 8th graders choir how.many 7th graders are in choir

when copper sulphate + carbon = carbon sulphate + copper , does copper turn into a solid or still stays a liquid

Those with good emotional 6 __________. a. always have good mental 6 b. express both positive and negative feelings appropriately c. can suppress their feelin

Which gland helps the body prepare for and handle stress? A. pituitary gland b. thyroid gland C. adrenal gland d. pancreas