Assertion (A) Rainfall is the result of evaporation and condensation of water vapours
Reason (R) Water evaporate and condenses and causes formation of droplets of water.
Answers
Answer:
The laws are: (1) Every object moves in a straight line unless acted upon by a force. (2) The acceleration of an object is directly proportional to the net force exerted and inversely proportional to the object's mass. (3) For every action, there is an equal and opposite reaction.
Explanation:
U are right
Answer:
Chapter - 3 CO-ORDINATE GEOMETRY 1. Name the mathematician who developed Co-ordinate geometry. 2. How many points are required to locate a line segment? 3. The axis divides the plane into four parts. What are these four parts called? 4. What are the co-ordinates of origin? 5. What is the point of intersection of axis called? 6. What is the distance of a point form y -axis called? 7. What is the distance of a point from x-axis called? 8. What is the name of the horizontal and vertical lines drawn to determine the position of any point to the Cartesian plane? 9. What is the equation of x-axis? 10. Line y = 0 represents which axis? Class 9