The "rock eater" penetrated medium and rock with times the speed of other drill bits. * Firm;10
Hard;10
Firm;15
Hard;15

Which feature do highland climates have that lower elevation areas do not?

What is a property of a double replacement reaction

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car