What is an observation? (page 7)
It is collecting information by using your 5 senses.
What are the largest objects in the solar system that revolve around the sun called?
planets
What is the first step of the Engineering Design process?
Finding a problem or something to improve.
What are the 3 states of matter?
solid, liquid, and gas
Name 3 different physical properties.
Hardness, size, color, taste, texture, odor, shape
What are the 5 senses?
Sight, hearing, smell, touch, and taste.
Earth's rotation on it's axis causes what?
day and night
What is a prototype? (page 67)
It is the first completed product that is tested to see if it works.
What process happens when you add heat to ice? (page 378)
melting
A ___ doesn't have a definite volume or shape. It expands to take up all the space in a container.
gas
What is an experiment? (page 8)
An experiment is a test to see if determine something. An experiment also tests a hypothesis (prediction) to see if it is true or not.
The path that an object takes around another object in space is called what? (page 300)
an orbit
If a prototype does not work, what happens next?
You redesign it.
Which process changes water vapor into liquid water?
condensation
A ____ has a definite volume, but not a definite shape. It takes the shape of whatever container holds it.
liquid
What is a prediction?
The tilt of Earth's axis and it's orbit causes what on Earth?
the seasons
What is engineering? (page 65)
It is when you use math and science ideas to create something useful for people or to improve something people use.
What is volume? (page 356)
Volume is how much space an object takes up.
Anything that takes up space and has mass is what?
matter
What are different ways you can research something?
You must name 4 ways.
1. Reading a book.
2. Reading articles
3. Emailing or asking an expert
4. Visiting websites
5. visiting a museum
What is another word that means the same as moon? (page 316)
satellite
After a product is completed and it works, what happens?
You communicate or tell other people about it.
What is a characteristic of matter that you can observe or measure directly?
a physical property
A ____ has a definite volume and shape.
solid