Which of the following describes the hardness of a mineral that measures 9 on the hardness scale? (2 points) a
It rubs off your finger.

b
It can be scratched with a nail.

c
It can be scratched easily with a penny.

d
It can only be scratched using special equipment.

If you heat soup on a stove, what happens to the movement of the soup's particles? a. the particles move slower. b. the particles move faster. c. there's no change in the speed of particles. d. the particles stop moving.

Rational ignorance suggests that a. voters are ignorant on issues that are not of special interest to them b. voters do not pursue information about issues before voting c. low voter turnout is due to a lack of understanding of the platforms of each political party d. voters are uninterested in the electoral process

Lots of points: economics: the dollar value consists of all of the goods and services sold by of each of the following entities except: a. government b. consumers c. unemployed d. net exports