The metamorphic rock marble will dissolve in the presence of a weak acid. which rock probably was changed into marble by the addition of heat and pressure?
a.) shale
b.) sandstone
c.) granite
d.) limestone

to which of the 6 crystals systems does a halite crystal (rock salt) belong?
a.) tetragonal
b.) orthorhombic
c.) monoclinic
d.) cubic

Astudent is working on an experiment to study the cooling curve of water. during the experiment, a beaker containing hot water falls to the floor and is shattered. the student’s immediate response should be to

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

If a robot fixed another robot is it a engineer or doctor?