Exploring the Investigative World of Science — Science STD 8 — Question

State the size of image formed by a plane mirror.

What do you mean by transplantation?

Name two prominent constellations in the northern sky.

Unscramble the jumbled words underlined in the following statements. Xanrhat is a dangerous bacterial disease.

On what factor does the pitch of a sound depend?

Two thermocol balls are held close to each other but they move away from each other, when they are released. Name the force which might be responsible for this phenomenon. Explain.

In electroplating process, what about the loss of copper from the solution?

Name the nerve which carries electrical impulses from the cochlea of ear to the brain.

Write the name of two musical instruments.

Which non-metal is essential for our life and all living beings inhale it during breathing?