Class 10 Science | Types of Units

Science and Technology, Grade 10, Unit 1

Types of Units

Fundamental units · Derived units · Unit analysis

By the end of this lesson you can

📏

Name the seven SI fundamental units

🧱

Break a derived unit into fundamental units

⚖️

Test an equation by unit analysis

➕

Tell which quantities can be added

🔤Fundamental unit

Does not depend on other units

Cannot be made simpler

Only seven of them

m, kg, s

🧩Derived unit

Depends on fundamental units

Made of two or more of them

There are many

N, J, Pa, m/s

The notes are free to read in full.

Presenter notes: Today we sort units into two types and learn to use units to check whether an equation is right.