WHAT IS A STAR?

"WHAT IS A STAR?"

• A star is a luminous ball of gas.
• And it is also mostly made up of helium and hydrogen kinda like the sun.

WHAT IS ASTRONOMICAL UNIT?

"WHAT IS AN ASTRONOMICAL UNIT?"

• An astronomical unit is equal to 149.6 million kilometers.
• It is also the distance from the center of the 🌏 to the ☀️

WHAT IS FUSION?

"WHAT IS A FUSION?"

• A fusion is the smashing together of atoms.

WHAT IS THE SUN?

"WHAT IS THE SUN?"

• The sun is made up of helium and hydrogen.
• The sun is the largest object in the solar system.
• The sun also produces it's own light and energy.
• The sun is the biggest star in the entire solar system.

HOW CAN THE MASS OF THE SUN BE CACULATED?

"HOW CAN THE MASS OF THE SUN BE CACULATED?"

• A way to calculate the mass of the sun is einstien's equation.

WHAT GASES COMPOSE THE SUN?

"WHAT GASES COMPOSE THE SUN"?

• The gases that compose the sun are hydrogen,helium,and carbon.

WHERE IS MOST OF THE ENERGY THE SUN PRODUCES FORMED?

"WHERE IS MOST OF THE ENERGY THE SUN PRODUCES FORMED?"

• Where the most of the energy is formed in the sun is a object inside the sun called the core.

WHAT LAYER OF THE SUN IS VISIBLE?

"WHAT LAYER OF THE SUN IS VISIBLE?"

• The suns layer that is visible is called the photosphere.

WHAT IS THE AURORA BOREALIS? WHAT CAUSE AURORA BOREALIS?

WHAT IS AURORA BOREALIS? WHAT CAUSES AURORA BOREALIS?

• The Aurora Borealis is an incredible light show.
• It is caused by collisions between electrically charged particles.

HOW DOES THE SUN PRODUCE ENERGY?

HOW DOES THE SUN PRODUCE ENERGY

• The sun produces energy through something called "nuclear fusion"

WHAT IS EINSTEIN'S EQUATION? WHAT DOES EACH LETTER STAND FOR?

"WHAT IS EINSTEIN'S EQUATION? WHAT DOES EACH LETTER STAND FOR?"

• Einstein's equation is E=mc2.
• See what each letter means is "energy is equal to mass multiplied by the speed of light squared".