Question

a stars color depends on how hot it is. blue stars are the hottest, yellow stars like our sun are warm, and red stars are cooler. when something gets really hot, it changes color - just like metal turning red or white when its heated. the color of a star can also tell scientists what its made of. each element gives off a special pattern of light. when scientists look at a stars light through a tool called a spectroscope, they can find out which gases are inside. reading check 4. what color are the hottest stars? a blue b. red c. white d. yellow 5. what color are the coolest stars? a. blue b. white c red d. yellow 6. what does a spectroscope help scientists do? a. count the stars b. find out what a star is made of c. make stars brighter d. measure the distance to a star 7. what does the color of a star tell scientists? 8. what happens when st a. they turn into b. some combine c. they stop shi d. some explode 9. what elements do o 10. why do stars hav a. because a b. because c. because d. because 11. when a star exp

Explanation:

1. El texto dice que las estrellas azules son las más calientes.
2. Indica que las estrellas rojas son las más frías.
3. Explica que el telescopio ayuda a descubrir de qué está hecha una estrella.
4. El color de una estrella les dice a los científicos de qué está hecha.

Answer:

1. A. Blue
2. C. Red
3. B. Find out what a star is made of
4. What a star is made of