I WILL MARK BRAINLIEST The brain directs the activity of over ten billion (10,000,000,000) nerve cells.

True or False

Litmus paper is made from water-soluble dyes which are extracted from lichens. this paper is used as an acid-base indicator. which of these common household substances would turn blue litmus paper red? a) bleach b) lye c) soap d) vinegar

The concept of empiricism states that all rationally accepted knowledge is determined from experience. francis bacon was one of the first scientists to promote this theory. what was it’s impact on society?

Which characteristics can be used to differentiate star systems? check all that apply.