7. There are scientific attitudes that aspiring scientist should have EXCEPT one
a. honesty
c. careful judgment
b. open-mindedness
d. analysis
8. This class of matter is a heterogeneous or without uniform composition and appearance are not the same all throughout.
a substance
c. homogeneous
b. mixture
d. none of the above
9. What are the components of solution?
a solvent and mixture
b. solvent and solution
c. solvent and solute
d. solvent and colloids
10. Which of the following is an element? a. salt
b. water
c. gold
d. baking soda
11. Which of the following is example of compound?
a. gold
b. silver
c. hydrogen
d. acetic acid
12. It is simplest form of matter which can no longer be divided
a. compounds
b.element
c. electrolysis
d. hydrolysis​