Which of the following is an example of extrusive rock that has cooled too quickly for grains to form?
a.
volcanic glass
b.
basaltic rock
c.
granitic rock
d.
all of the above

Need hurry need the answers you. which chinese city is located just to the north and west of macao and hong kong? a shanghai b pusan c beijing d guangzhou. 2. what land feature between china and mongolia? a south china sea. b yellow sea c the himalayas d the gobi

What is the famous rainforest in costa rica called?

How are the arctic and antarctic circles alike?