hello everyone is this BBC guide for class 9
lalithjain01081983
Asked:
December 2022
State the name and type of force which is responsible for the formation of tides in the sea.
State the significance of universal law of gravitation.
How does weight vary with the value of g?
What do you mean by free fall?
What is the difference between gravity and gravitation?
What is the relation between mass and weight of a