Answer:
C
Explanation:
The answer is C) the mass of an object
Answer:
120 mL = 120 cm^3
Explanation:
1 mL is <em>equal</em> to exactly 1 cubic centimeter, so 120 mL = 120 cm^3
Answer:
91 is the missing number because an alpha particle with a charge of 2 was emitted.
Answer:
30
Explanation:
Assuming the velocity is 3π radians <em>per second</em>, the top will spin through an angle of ...
(3π radians/s)(20 s) = 60π radians
Since each revolution is 2π radians, that is ...
(60π radians)/(2π radians/revolution) = 30 revolutions
