The bumps or pits on the Moon's surface are referred to as ___ .

Q. Tiny bumps on the surface of tongue are called _____.

Q. Tiny bumps present on the surface of the tongue are called ______.

Q. A cubical block of side $30cm$ is moving with velocity $2{ms}^{-1}$ on a smooth horizontal surface. The surface has a bump at a point $O$ as shown in figure. The angular velocity (in $rad/s$) of the block immediately after it hits the bump, is:

Q. The phase of moon between new moon and full moon are referred to as :

Q. The time period of a second's pendulum on the surface of moon is found to be $5s$. The acceleration due to gravity on the surface of moon is: