Types of lasers Slideshow Play

Types of waves Animation Play

Ultrasound Whiteboard exercise Play

Ultrasound Student activity Play

Ultrasound Animation Play

Ultraviolet Whiteboard exercise Play

Ultraviolet Student activity Play

Unknown side of a triangle Animation Play

Untypical reflections Student activity Play

Untypical reflections Simulation Play

Untypical reflections Animation Play

Untypical reflections Whiteboard exercise Play

Use of a calculator Whiteboard presentation Play

Use of a calculator Class activity Play

Using the calculator Student activity Play

Using the calculator Whiteboard exercise Play

Using the double-angle formulas for the tangent to rewrite sine and cosine Student activity Play

Using the law of sines Whiteboard exercise Play

Using the sine rule Whiteboard exercise Play

Using the sine rule Student activity Play

Using the sum and difference identities for the sine and cosine Whiteboard exercise Play

UV radiation Animation Play

Values of the sine and the cosine Animation Play

Velocity of a wave in a string Animation Play

Vertical stretching and shrinking Animation Play