When you hold a pen and write on your notebook, what kind of force is exerted by you on the pen? By the pen on the notebook? By you on the notebook?

Out of 100 students, two sections of 40 and 60 are formed. If you and your friend are among the 100 students, what is the probability that (a) you both enter the same section? (b) you both enter the different sections?

Out of 100 students, two sections of 40 and 60 are formed. If you and your friend are among the 100 students, what is th probability that (a) you both enter the same section? (b) you both enter the different sections ?

Observe your surroundings carefully and write any three situations of your daily life where you can observe lines and angles. Draw the pictures in your note book and collect some pictures.

Extend AB to E . Find angleCBE . What do you notice. What kind of angles are angleABC and angleCBE ?

When you roll a die, What are the six possible outcomes?

The cost of notebook is twice the cost of a pen Write a linear equation in two variables to represent this statement (Take the cost of a notebook to be Rs x and that of a pen to be Rs y)

Lift an object up. Work is done by the force exerted by you on the object. The object moves upwards. The force you exerted is in the direction of displacement. However, there is the force of gravity acting on the object. Which one of these forces is doing positive work? Give reason.

Lift an object up. Work is done by the force exerted by you on the object. The object moves upwards. The force you exerted is in the direction of displacement. However, there is the force of gravity acting on the object. Which one is doing negative work? Give reason.