How Chimpanzees back open the hard shells for eating the nuts?

How Chimpanzees break and open the hard shells for eating the nuts?

How can the hardness of water be expressed?

How many electrons are there in valence shell of Mg atom?

How many orbitals do you expect to be present in the 5th shell?

How many types of sub-shells are present in the fourth energy level of an atom? Write the total number of orbitals.

A man bailed out of a balloon. After some time the parachute opened up and he could land on the earth's surface with a retardation of 2.4 "m.s"^(-2) and took 4 times that elapsed before the parachute opened. If the balloon was at a height of 398.4 m, how long was he airborne ?

Explain how do the chimpanzees hunt termites for food.

Which one contain hard shell, muscular body, ommatophares and foot