Question

Fill in the blanks:
1. Like poles ........................ while unlike poles ........................ each other.
2. Formation of clouds involves ........................ of water vapour.
3. Biodegradable wastes can be used for ........................
4. Rain fall can be an example of ........................
5. The word plastic comes from the Greek word ........................

Answer 1

1. Like poles repel while unlike poles attract each other.
2. Formation of clouds involves condensation of water vapour.
3. Biodegradable wastes can be used for composting.
4. Rainfall can be an example of precipitation.
5. The word plastic comes from the Greek word plastikos.