Unlike mechanical weathering, what does chemical weathering change about a rock? A: It's composition
B: It's shape
C: It's size
D: It's height

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx hurrim timed

If y gets smaller as x gets bigger and y have an relationship?

The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.