Question

Question 1
Blank is a synthetic compound that consists of silicon, oxygen, carbon, and hydrogen. Be sure not to confuse it with silicon, which is a nonmetallic chemical element.

Question 2
Blank of a fluid represents a measure of how easily the given fluid can flow

Question 3
When selecting materials for products, engineers consider many factors including the following: (multiple answers needed)
Answers below:
cost

weight

corrosiveness

load-bearing capacity

Question 4
What makes up 84% if the Earth's volume?
Answers below:
mantle

inner core

outer core

surface

Question 5
Blank is a mixture of mostly nitrogen, oxygen, and small amounts of other gases such as argon, carbon dioxide, sulfur dioxide, and nitrogen dioxide.

Question 6
The four states of matter are :
Answers below:
solid

liquid

gaseous (vapor)

plasma

all of the above

Question 7
The properties of a material are commonly divided into three groups. Those three groups are:
Answers below:
electrical

nuclear

mechanical

thermal

Question 8
The structure below the earth's surface is commonly grouped into the crust, mantle, outer core and ___________ core.
Answers below:
inner core

left core

right core

hot core

Question 9
Blank are created by combining two or more solid materials to make a new material that has properties that are superior to those of the individual components.

Question 10
Blank is defined as mass per unit volume; it is a measure of how compact the material is for a given volume.

Answer 1

Here are the answers to your questions:

**Question 1:** **Silicone** is a synthetic compound that consists of silicon, oxygen, carbon, and hydrogen. Be sure not to confuse it with silicon, which is a nonmetallic chemical element.

**Question 2:** **Viscosity** of a fluid represents a measure of how easily the given fluid can flow.

**Question 3:** When selecting materials for products, engineers consider many factors including the following:
- **cost**
- **weight**
- **corrosiveness**
- **load-bearing capacity**

**Question 4:** What makes up 84% of the Earth's volume?
- **mantle**

**Question 5:** **Air** is a mixture of mostly nitrogen, oxygen, and small amounts of other gases such as argon, carbon dioxide, sulfur dioxide, and nitrogen dioxide.

**Question 6:** The four states of matter are:
- **all of the above** (solid, liquid, gaseous (vapor), plasma)

**Question 7:** The properties of a material are commonly divided into three groups. Those three groups are:
- **electrical**
- **mechanical**
- **thermal**

**Question 8:** The structure below the earth's surface is commonly grouped into the crust, mantle, outer core, and **inner core**.

**Question 9:** **Composites** are created by combining two or more solid materials to make a new material that has properties that are superior to those of the individual components.

**Question 10:** **Density** is defined as mass per unit volume; it is a measure of how compact the material is for a given volume.