Name the theory discovered by Albert Einstein.
18. Name the kind of energy related to temperature.
19. Name the first person to sail around the world.
20. Name the flower which can be used in the place of onions.
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theory of relativity
18- Thermal energy
Thermal energy (also called heat energy) is produced when a rise in temperature causes atoms and molecules to move faster and collide with each other. The energy that comes from the temperature of the heated substance is called thermal energy.
19 -Ferdinand Magellan
Ferdinand Magellan (1480–1521) was a Portuguese explorer who is credited with masterminding the first expedition to circumnavigate the world. Magellan was sponsored by Spain to travel west across the Atlantic in search of the East Indies.
20- Tulip is from Onion family .
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