Metamorphic rock forms as a result of
a. heat and pressure.
b. the cooling of magma.
c. compaction of sediments.
d. the melting of rock.

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?

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 %.

Maria is going to a hiking trip this weekend. she has been busy shopping for the trip. which of these items that she bought are a want for her?