Reading Comprehension

The Great Library of Alexandria, in Egypt, was a public library. In ancient times, people called it a wonder.
The books were not like our books. They were scrolls. They were made of paper. They were round like a tube. The library had many thousands of scrolls.
The library wanted as many books as it could get. Kings would write to other kings. They would ask for books. Sometimes they didn’t return them.
Books were bought. Sometimes the librarians stole books for the library.
Sadly, the library burnt down. But it was a model for libraries we know today. It was the first great library.

Why did kings write to other kings to get books?

• The librarians told them to.

• The library was important to them.

• The library was a wonder.

• Kings everywhere did this.

All mater is composed of __________.

• compounds

• atoms

• water

• H2O

Tags

NGSS.MS-PS1-1

What is the primary function of chlorophyll in plants?

• A) Absorbing water

• B) Absorbing sunlight

• C) Releasing oxygen

• D) Storing nutrients

Tags

NGSS.MS-LS1-6

Which of the following is a chemical change?

• A) Melting of ice

• B) Boiling of water

• C) Rusting of iron

• D) Breaking of glass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the main purpose of the scientific method?

• A) To prove a hypothesis

• B) To explore new theories

• C) To systematically investigate phenomena

• D) To publish scientific papers

Tags

NGSS.MS-PS2-2

In an experiment, what is the variable that is changed or controlled by the scientist called?

• A) Dependent variable

• B) Independent variable

• C) Controlled variable

• D) Extraneous variable

Tags

NGSS.MS-PS2-2

Which organelle is known as the powerhouse of the cell?

• A) Nucleus

• B) Ribosome

• C) Mitochondria

• D) Endoplasmic reticulum

Tags

NGSS.MS-LS1-2

What is the chemical formula for table salt?

Which of the following best describes the process of photosynthesis?

• A) Conversion of glucose into energy

• B) Conversion of sunlight into chemical energy

• C) Conversion of oxygen into carbon dioxide

• D) Conversion of water into oxygen

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the role of enzymes in biological reactions?

• A) They slow down reactions

• B) They act as catalysts to speed up reactions

• C) They are used up in reactions

• D) They provide energy for reactions

Tags

NGSS.MS-LS1-7