In the united states, people are considered older adults when they reach the age of

What was the direct cause of the u.s. entry into world war ii? a. the bombing of pearl harbor b. the invasion of poland by germany c. the capture of belgium by germany d. the battle of britain

In the wake of the civil war, compared to the south the north had sustained very little destruction. had to create a new labor system. had more economic challenges. had to repair damaged property.

Which steps are important when designing and conducting a scientific experiment? hide the results from fellow scientists. identify the independent variable. eliminate all dependent variables. address any confounding variables. form a non-falsifiable hypothesis.