Stars Universe

stars planets the universe

by Atiksh Saluja

Open Ended

what do you mean by universe

astronomy​

​astronomy​ is the study of the universe and the people who study the universe are called astronomers

Multiple Choice

the 2nd star near the earth is?

• sun

• Alpha Centauri

• moon

• venus

​facts of the sun

• the sun is 4.5 billion years old

• ​and it is younger than all the stars

• ​and it's nearer to earth

• ​the sun's diameter is 100 miles and it is so hot that it could burn down your house!!!

• ​and also it could have got so much space that the whole population of earth could fit In it

​how the sun looks like in space

​https://youtu.be/PGElWHGX4WA

​

​watch the video and answer the question given below

Open Ended

what did you understand in the video?

​layers of the sun

1. corona

2. chromosphere

3. photosphere

4. core​

Open Ended

what is the layer with the main mass

What is a planet's simple definition?

A planet is a celestial body that is in orbit around the Sun, has sufficient mass for its self-gravity to overcome rigid body forces so that it assumes a hydrostatic equilibrium (nearly round) shape, and has cleared the neighborhood around its orbit.