If every 10th student on a non alphabetized list of names was choose from your school to answer a survey, this group would be a? ? a. independent sample b. random sample c. blased sample d. experimental sample

What was the land like over 500 million years ago? what was under the sea?

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home. what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.