Question Text
Question 1 :
Click and choose the correct answer.<br>A/An _________ is defined as the smallest unit of matter.
Question 2 :
Click and choose the correct answer.<br>Factors on which the loudness of a sound depends are
Question 3 :
Click and choose the correct option.<br>In convection current, hot air moves
Question 4 :
Click and choose the correct answer.<br>Pitch of a sound depends on the ____________.
Question 5 :
Click and choose the correct option.<br>A manometer is used to measure atmospheric pressure.
Question 6 :
Click and choose the correct answer.<br>The geometrical centre of a spherical mirror is called the
Question 7 :
Click and choose the correct answer.<br>The shortest distance travelled between two points is called
Question 8 :
Click and choose the correct option.<br>The ray of light emerging out of a parallel sided glass slab is always parallel to the incident ray.
Question 9 :
Click and choose the correct answer.<br>The total force acting on a given surface is known as