The cartographer who made this map decided not to use geologic time in the key. Which is the oldest rock shows on the map?

A)rock labeled 9
B)rock labeled 1
C)cannot be determined
D)all rock is same age

Which of the filling is an effect of the uneven heating of the earth by the sun ? a sea breeze a land breeze a convection current all of the above

Me answer as many as you can what percentage more of water is used to provide us with electricity versus for irrigation? do we use more freshwater in our homes or to provide us with electricity?

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted