Unit Lessons

What is a quantitative description of something that includes a number and a unit, such as 42 meters.

(a)  

Tags

NGSS.MS-PS3-4

What is a method of expressing a quantity as a number multiplied by 10 to the appropriate power.

• scientific notation
• measurement

• mean

• accuracy

What is a description of how close a measurement is to the true value of the quantity measured.

(a)  

What it the exactness of a measurement.

(a)  

The sum of the items in a data set divided by the number of items in the set; also called average.

• model

• mean

• simulation

• scientific notation

What is a pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept.

(a)  

Tags

NGSS.MS-ETS1-4

NGSS.MS-LS1-2

A method that is used to study and analyze the characteristics of an actual or theoretical system.

• accuracy

• scientific notation

• model

• simulation

2,804 mg = ___________ g

• 0.2804

• 2.804

• 28.04

• 280.4

240 cm = ___________ m

• 2400

• 24

• 2.4

• 0.24

1000 m = ___________ km

• 100

• 10

• 1

• 0.1