According to the scientific method, how would you test a hypothesis?
a. use false data
b. communicate your results to others
c. design and conduct an experiment
d. collect information on the internet

What is the name for a substance formed in a chemical reaction

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?