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Elementary Science. Science Focus Lesson Week 6. Polk County Public Schools Linda Vendur, Senior Coordinator. Week 6 – SC.E.2.2.1. Benchmark: The student knows that, in addition to the Sun, there are many other stars that are far away. Essential Question:

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elementary science

Elementary Science

Science

Focus Lesson

Week 6

Polk County Public Schools

Linda Vendur, Senior Coordinator

week 6 sc e 2 2 1
Week 6 – SC.E.2.2.1

Benchmark: The student knows that, in addition to the Sun, there are many other stars that are far away.

Essential Question:

What is our sun like and how is it different from other stars in the universe?

Vocabulary:

star sun solar system

universe Milky Way Galaxy

slide3

A star is a huge ball of super heated gases.

The sun is a star that is at the center of our Solar System.

The sun is the largest object in our Solar System.

The sun is the only star in our Solar System.

slide4

More sun information

Click the sun!

slide5

Check This Out!

Compare the size of the planets to our Sun!

summarizing
Summarizing

In your Science notebook write what you learned today.

Today I learned…

slide9

Think - Pair - Share

Think about the picture of the Sun and other stars.

Pair with another student.

Share two observations you made about the picture.

why does our sun look so big
Why does our Sun look so big?

Observe the same basketball up close and then REALLY Far away.

The Sun looks big to us because it is the closest star to Earth.

summarizing1
Summarizing

In your science notebook, write you answer to the question…

Why does our Sun look so much bigger to us than the other stars?

slide12

What do you think these objects and the Sun have in common?

Toaster Oven

Space Heaters

Click on the toaster oven to find out.

colors and temperatures of stars
Colors and Temperatures of Stars

Even the coolest

stars are

HOT! HOT! HOT!

Hottest

Blue Star

White Star

Yellow Star

Red Star

Coolest

Red-Orange Star

slide14

1. A ____is a huge ball of super heated gases.

star

2. The ___ is a star that is at the center of our Solar System.

sun

largest

3. The sun is the _______ object in our Solar System.

4. The sun is the only star in our _____ ______.

Hint: name of

candy bar

solar system

5. Our solar system is part of the _______ ____.

slide15

YOU GOT IT! The Milky Way Galaxy

The

There are

trillions of

stars outside

of our

solar system.

Our Sun

slide16

Summarizing

In your Science notebook, order

these words from smallest to largest and explain your thinking.

Sun

Earth

SolarSystem

Milky Way Galaxy

Universe

Why do you think we call it a Solar System?

slide17

1. Betelgeuse is a red giant star in the constellation Orion. Its diameter is approximately 650 times that of the Sun, a yellow star. If Betelgeuse is actually larger than the Sun, why does it appear so much smaller in the sky?

A . Yellow is an easier color to see in the sky than the color red.

B. Jupiter lies between Betelgeuse and Earth which makes Betelgeuse seem smaller.

C. The Sun is closer to the Earth than Betelgeuse is, and therefore the Sun appears larger and brighter.

D. Betelgeuse is near a black hole which absorbs the light of the star causing it to be less visible from Earth.

slide18
2. How does the Sun compare to other stars?

A. It is much larger than any other star.

B. It is much smaller than any other star.

C. It is medium-sized star.

D. All stars are the same size.

slide19
3. Which star is closest to Earth?
  • Alpha Centauri
  • Proxima Centauri
  • Betelgeuse
  • Sun
slide20
Why does the Sun appear to us to be larger than other stars?

A. It is the hottest star.

B. It is the brightest star.

C. It is a different color from the other stars.

D. It is closer to us than other stars.

slide21
5. Which statement best describes our Sun?

A. It is one of many stars in the universe.

B. It is the only star in the universe.

C. It is a planet in our solar system.

D. It is a type of comet.

check your answers
Check your answers
  • C. The Sun is closer to the Earth than Betelgeuse is, and therefore the Sun appears larger and brighter.
  • C. It is medium-sized star.
  • D. Sun
  • D. It is closer to us than other stars.
  • A. It is one of many stars in the universe.
summarizing2
Summarizing

Answer the Essential Question in your Science notebook.

Essential Question:

What is our sun like and how

is it different from other

stars in the universe?