c. rationing
b. a price floor
d. equilibrium
Answer:
c. rationing
Explanation:
allow each person to have only a fixed amount of (a particular commodity).
b.2 and 4
c.1 and 3
d.2 and 5
e.all
A waterfall rotates a waterwheel to turn an axle.
A body massager uses electric energy to move back and forth.
A solar charger creates electric energy from the Sun.
Answer: C.
A body massager uses electric energy to move back and forth.
Explanation:
350 m/s
B.
14 N
C.
350 N
D.
14 m/s