2. Opening Statement
• When you look at the stars they
may appear to be all white, but if
you look at them from dark
skies, you will see they are a
variety of colors: red, yellow,
white, and blue.
3. • A star is a huge ball of gas and dust. A star
is so hot that it glows. Our sun is a star.
WHAT IS A STAR?
4. Why are stars hot?
• Stars are made when gases and dust in
space get squeezed together by gravity.This
ball of gas gets hotter and hotter.
• Each star gets so hot that it gives off light
and heat.
• Stars are not the same temperature.The
hottest stars are blue stars.The next
hottest are blue white stars, then white
stars, then yellow-white stars, orange stars
and finally the least hottest are red stars.
5. Conclusion
• Stars are different colours because they are
all different temperatures.The hottest stars
will glow with a blue light.The least hottest
stars glow with a red light.
