Statement given below is incorrect. Write the correct statement.
Galton whistles are used to train animals.

Statements given below are incorrect. Write the correct statements. Gases expand in area on heating.

Statements given below are incorrect. Write the correct statements. When telephone wires are laid in summer, they are kept tight to prevent from sagging down.

Statement given below is incorrect. Write the correct statement. Work is done when we hold a pile of books on our hands.

Statement given below is incorrect. Write the correct statement: It becomes cold during snowfall.

Statement given below is incorrect. Write the correct statement. The time taken by a vibrating body to complete one vibration is called frequency.

Statement given below is incorrect. Write the correct statement. Shriller the sound more is the amplitude of body.

Statements given below are incorrect. Write the correct statements. Small gaps are provided between the railway lines to provide for easy transportation and laying of railway lines.

Statements given below are incorrect. Write the correct statements. Q. A stone is projected in the vertically upward direction. Then its potential energy changes to kinetic energy.

Statement given below is incorrect. Write the correct statement: Water at 0^(@)C cools a soft drink bottles better than ice at 0^(@)C .

Statements given below are incorrect. Write the correct statements. New electric wires for power transmission are fixed tightly, if laid during summer. This prevents wires from snapping in winter.