Scientists use a variety of tools and methods to study the starts and other objects in ​ (a)   . They use a ​ (b)   of measurement called the light-year to determine the vast​ (c)   of some stars. Scientists look through ​ (d)   and launch rockets.

Rockets carry probes that gather data about the ​ (a)   . Rockets also place satellites that ​ (b)   the Earth. The purpose of satellites can​ (c)   . For example, some satellites gather​ (d)   and other weather data.

People use ​ (a)   to look at and study objects in ​ (b)   . Earth and other nearby planets​ (c)   the sun, which is our nearest star. The stars seen in the night sky are great ​​ (d)   away from Earth.

The stars are so far away that their distances from Earth are measured in a ​ (a)   called a light year. From studying stars we know that some burn at higher ​ (b)   than others. Their sizes ​ (c)   , too. Studying the stars helps us understand the entire​ (d)   ​ .

My brother has already named​ (a)   characters.

I have named most of ​ (a)   characters, too.

I am writing about a girl named Kalix-San and ​ (a)   family.

The Kalix family loves ​ (a)   planet.

Write the correct words from the chart to complete the sentences

The Kalix family worries about (a)   sun.

Write the correct words from the chart to complete the sentences

(a)   light is not as strong as our sun’s light.

Write the correct words from the chart to complete the sentences

In my story, I might have Kalix-San leave (a)   planet.

Write the correct words from the chart to complete the sentences

She can come and visit me on (a)   planet.

A. Write the possessive pronouns that stand for the underlined words.

Clarissa’s ball is more colorful than my ball.

(a)  

A. Write the possessive pronouns that stand for the underlined words.

My cleats are more pointed than her cleats.

(a)  

A. Write the possessive pronouns that stand for the underlined words.

Our team scored more points than his team.

(a)  

A. Write the possessive pronouns that stand for the underlined words.

If you lose your kneepads, you can borrow my kneepads.

(a)  

A. Write the possessive pronouns that stand for the underlined words.

We can’t find our goalposts, so may we borrow your goalposts?

(a)  

A. Write the possessive pronouns that stand for the underlined words.

Tarika forgot her snacks, so I’ll share my snacks.

(a)  

Imagine that you are preparing for a game of pick-up baseball. You need help. Complete each question with a possessive pronoun.

Omar left his mitt at your house, so could you bring yours and (a)   ?

Imagine that you are preparing for a game of pick-up baseball. You need help. Complete each question with a possessive pronoun.

Would you ask Paco to bring his ball because I can’t find (a)   .

Imagine that you are preparing for a game of pick-up baseball. You need help. Complete each question with a possessive pronoun.

Would you ask Paco to bring his ball because I can’t find (a)   .

Write the possessive pronoun that stands for the underlined words.

The model Mars Rover is our model.

(a)  

Write the possessive pronoun that stands for the underlined words.

Which of the science projects is your project?

(a)  

Write the possessive pronoun that stands for the underlined words.

Which of the science projects is your project?

(a)  

Write the possessive pronoun that stands for the underlined words.

For their model, some high school students built a launch vehicle, but it didn’t work.

(a)  

Write the possessive pronoun that stands for the underlined words.

Well, our model works!

(a)  

Write the possessive pronoun that stands for the underlined words.

I should say that our model sort of works.

(a)