How do we know that the Earth is round?

Satellite images provided information on the shape of the Earth.
Objects in space are all round.
The Earth rotates in axis.
Earth has four different seasons.

Acounterculture is composed of a group of people who the dominant culture.

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.

Which of the following insects is a decomposer? a. mosquito. b. caterpillar. c. beetle. d. none of the above.