An instrument that measures and records the force and directions of earthquake
Energy derived from the sun in the form of radiation
The sun, the planets that orbit the sun, their moons and other heavenly bodies in space whose movements are controlled by the sun's gravity
A term which refers to the sun
That part of the universe outside of the earth's atmosphere
The heavenly bodies visible by night that are hot gases,generating heat and light
Huge self luminous star at the centre of our solar system
An area of water logged soil
Climatic zone with warm , humid summers and cold winters
A measure of the amount of heat in a body , the atmosphere , land or sea
A violent storm with whirling wind that moves in a narrow path over land
Exchange of goods and services at a cost among countries
Huge or powerful sea waves caused by underwater earthquake or volcano
A faint light after sunset and before sunrise
Made up of all the gases of the galaxies in space including the Milky Way