Unit 1 Chapter 1 Practice Quiz

A student claims that the Sun is both small and large. Are they correct, or incorrect?

• Incorrect. The sun is large.

• Incorrect. The Sun is very small.

• Correct. The Sun is both small and large, it depends on what you are comparing it to. It is larger than Earth, but smaller than most other stars.

Answer explanation

Correct. The Sun is both small and large, it depends on what you are comparing it to. It is larger than Earth, but smaller than most other stars.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-3

Which stars are in our solar system?

• The Sun, Sirius, and Polaris

• Only the Sun

• The Sun, and all the other stars in the galaxy.

• The Sun and the North Star

Answer explanation

Only the Sun is in our solar system, so the correct choice is 'Only the Sun'.

The Empire State building in New York city is 1,454 feet tall. How is the picture possible?

• The picture is taken from a distance, making the Empire State Building appear smaller.

• The picture was taken from a helicopter, distorting the perspective.

• The Empire State building is actually a miniature model.

• The Empire State building is located on a hill, making it appear taller.

Answer explanation

The picture is taken from a distance, making the Empire State Building appear smaller.

People in the past believed Earth was surrounded by a dome with stars stuck to it in all directions, and that these stars were all the same distance from Earth.

• True

• False

• True and False. They were wrong about stars all being the same distance from Earth. They were correct about the stars being all in different directions around Earth.

Tags

NGSS.HS-ESS1-2

Why can we only see the stars in the nighttime?

Answer explanation

We can only see the stars in the nighttime because the brightness of the sun during the day overwhelms the light emitted by the stars, making them invisible.

Why does the Sun appear to look larger than other stars like Betelgeuse?

Answer explanation

The Sun appears larger than stars like Betelgeuse because it is much closer to Earth, creating an optical illusion of size.

The sun is the only star we can see in the daytime because the sun looks so

(a)  

Answer explanation

The sun is the only star we can see in the daytime because the sun looks so bright.

The sun looks bigger and brighter because it is much to Earth than other stars.

(a)  

Answer explanation

closer

How many stars are in our solar system?

• 1

• 1,000

• 1 million

• Over 1 billion

Answer explanation

There is only 1 star in our solar system, which is the Sun. Therefore, the correct answer is 1.

the sun is a type of ____, but it is not the _______ star .

(a)  

Answer explanation

the sun is a type of star, but it is not the biggest star in our solar system