Which activity is needed to open a door?
pull
push
pull and push
lift
Select one instrument which work by using electric energy.
solar vehicles
solar water heater
solar stove
refrigerator
Find one instrument which work with the help of energy from sun?
Solar water
Refrigerator
Television
Air conditioner
How many types of energy are present?
3
2
4
1
Select one instrument which workby using electric energy.
The capacity to do work is called
Force
Power
Gravity
Energy
Choose example of work done to the given activities.
Reading books
Drawing
Talking
Lifting up the books