Matter Review
You'll review matter and atoms
Decimal and Fraction Equivalent Review
In this learning activity, you'll practice converting between common decimal and fraction equivalents in US standard units.
Radio Frequency Basics
You'll become familiar with some fundamental terms associated with radio frequencies.
Electromagnetic Wave Types
You'll learn to identify the major types of electromagnetic waves and how they're used.
Frequency Band
You'll learn to identify frequency bands of the electromagnetic spectrum licensed by the FCC.
Radio Frequency Propagation
You'll focus on how radio frequencies spread under different circumstances.
Antenna Types
You'll focus on different types of antennas and terms related to antenna configurations.
Measurement: What Is Accuracy?
You'll determine the accuracy of an approximate number.
Rounding to a Specific Number of Significant Digits
You'll round approximate numbers to a specific number of significant digits.
Finding Reference Angles
You'll find the reference angle for a given standard position angle.