Question

7. What is the kinetic energy of a body of mass 10 kg moving with a velocity
( )
of 100 m/s
A) 50J B) 5000J C) 50000J D) 500000J
8. 1 Newton =
dynes
A) 10p2 B) 10p3 C) 10p4 D) 10p5
( )
9. A diatomic element
A) Oxygen B) Aluminium C) Ozone D) Carbon
( )
10. Avogadro Number is
( )
A) 6.022x10p23 B) 6.002x10p23 C) 6.22x10p23 D) 6.0002x10p23
So
a​

Answer 1

Answer:

7.C)50000J

8.D)10p5 or 10⁵

9.A) Oxygen

10.A)6.022x10²³