11. Which of the following provides a constant input of energy that all organisms depend on? a secondary consumers
b. primary consumers
C. carbon
d. the sun

Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles

To solve this system of equations by elimination, what operation could be used to eliminate the y-variable and find the value of x? 6x + 5y = 2 4x + 2y = 8 a) subtract 2 times the second equation from 3 times the first equation b) subtract 3 times the second equation from 2 times the first equation c) subtract 5 times the second equation from 2 times the first equation d) subtract 2 times the second equation from 5 times the first equation

Why do farmers in different regions use different farming techniques