Which type of rock can form if extreme heat and pressure are applied to sedimentary rock? a) granite b) igneous rock c) metamorphic rock d) sedimentary rock

What is the rate of change in a objects position?

The ph is the a.independent variable b.the dependent variable c.control group

Why does the equilibrium position of the spring change when a mass is added to the spring? will the mass oscillate around the new equilibrium position of the spring or the previous position without a mass attached to the spring? if the equilibrium position of the spring changes by 20 cm (assuming no initial mass) when a mass is added to the spring with constant 4.9 kg/s^2, what is the mass of the object attached to the spring?