A can of diet soda will float in water while a can of regular soda will sink which of these best describes why this would occur

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap