Answer: Racial groups
Explanation:
A race is based on an idea that people are divided into distinct groups based on their shared inherited physical features and shared social qualities. It is also based on visual characteristics such as skin color , cranial and facial features or even type of hair
Answer:
(B) Sound travels faster through water than through air
Explanation:
(B) Installment, Installment
Because installment plan is cheaper than rent-to-own plan for both laptop and refrigerator.Hence the buyer should opt for installment & installment for both the items to own them after 12 months of installments.
Answer:
External validity.
Explanation:
Whether the results of this study help us to understand the relationship between cell phone use during class lectures and work performance in real-life institutions is a question of <em>external validity</em>. Whether the conclusions of a scientific study can be applied to other institutions and other activities is a matter of external validity. External validity is the generalization of the results of a scientific study to other contexts.
Answer:
C
Explanation:
wikipedia says: "The Connecticut Compromise (also known as the Great Compromise of 1787 or Sherman Compromise) was an agreement that large and small states reached during the Constitutional Convention of 1787 that in part defined the legislative structure and representation that each state would have under the United States Constitution. It retained the bicameral legislature as proposed by Roger Sherman, along with proportional representation of the states in the lower house or House of Representatives, but required the upper house or Senate to be weighted equally among the states. Each state would have two representatives in the upper house."
