Reading science comprehension check

Examine the table shown. Which of the following choices will correctly complete the table if the words are in the order of box 1 – box 2 – box 3?

• Iron – Germanium - Carbon

• Carbon – Germanium – Aluminum

• Carbon – Tellurium – Germanium

• Hydrogen – Aluminum – Tellurium

Tags

NGSS.HS-PS1-1

Why would computer companies use silicon in computers?

• Because it is a perfect conductor

• Because it is an insulator

• Because it is a semiconductor

• It isn't used in computers

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS2-6

What are metalloids?

• Elements that have characteristics similar to both metals and nonmetals

• Elements that are similar to only metals

• The most abundant elements on Earth

• Metals that have been melted down and formed to look like metals

Which of the following statements about non-metal is true?

• Non-metal elements are stronger than metals.

• Non-metal elements are never used in computers.

• Non-metals are insulators

• Non-metal elements are used only in laptop computers.

Based on the context, conductors in paragraph 2 refers to ______.

• a substance that allows electricity to pass through it

• metal’s ability to be formed into almost any shape

• non-metals that do not have the durability of metal

• how metals are heavier, shinier, or sturdier than non-metals

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What is the main point of paragraph 4?

• Manufacturers do not use many non-metals in computers.

• Some non-metals serve important functions in computers.

• Metals for computer hardware are difficult to obtain.

• Silicon is a good metalloid to use in the manufacture of computers.

Tags

NGSS.HS-PS1-2

NGSS.HS-PS2-6