light waves

Multiple Choice

Which of the following is NOT a property of light mentioned in the learning intention?

• Transmission

• Reflection

• Absorption

• Diffraction

Open Ended

Explain why we see lightning before we hear thunder, using the properties of light and sound.

Multiple Choice

Which of the following statements about the properties of light is correct?

• Light travels slower than sound.

• Light travels in waves and in a straight line.

• Light can go around the world once per second.

• We hear thunder before we see lightning.

Fill in the Blanks

Fill in the blank: We see things because they

light into our eyes.

Multiple Choice

Which of the following statements about shadows is/are correct?

• Shadows are places where light is blocked.

• Shadows are formed when light passes through an object.

• Shadows are always the same size as the object.

• Shadows are created by the reflection of light.

Multiple Select

Which of the following objects are luminous?

• Sun

• Homework paper

• Firefly

• Clock face

Open Ended

Describe how the wavelength of light affects the color we see.

Multiple Choice

Which color in the visible light spectrum has the shortest wavelength?

• Red

• Green

• Yellow

• Violet

Open Ended

Explain how a prism can be used to demonstrate that white light is made up of different colors.

Multiple Select

Which of the following colors are present in the visible spectrum of light?

• Red

• Green

• Cyan

• Indigo

Open Ended

Why is the sky blue and sunsets red?

Fill in the Blanks

Adding blue and red light together produces

.

Fill in the Blanks

The colour of an object depends on how that object

light.

Multiple Choice

What determines the color that an object appears to us?

• The color of light it reflects

• The color of light it absorbs

• The color of light it emits

• The material it is made of

Multiple Choice

Which of the following objects would reflect all seven colors of light?

• A white hat

• A black shirt

• A red book

• Purple trousers

Open Ended

Describe a situation where light is both transmitted and reflected by an object. Use an example from the lesson to support your answer.

Multiple Select

Select all the ways light can interact with matter as described in the lesson.

• Transmitted

• Reflected

• Absorbed

• Refracted

Fill in the Blanks

When light hits an object, it can be transmitted, reflected, scattered, or

by the object.

Open Ended

Explain how translucent materials differ from transparent and opaque materials in terms of light transmission.

Multiple Choice

Which type of material allows nearly all light to pass through, letting you see clearly through it?

• Transparent

• Translucent

• Opaque

• Reflective

Fill in the Blanks

Visible light, that we can see, is represented by the colors

in the electromagnetic spectrum.

Multiple Choice

Which of the following statements about electromagnetic waves is correct?

• Gamma rays have the longest wavelength and lowest energy.

• Radio waves have the shortest wavelength and highest energy.

• Visible light is located in the middle of the electromagnetic spectrum.

• Infrared waves have more energy than ultraviolet waves.

Fill in the Blanks

Light travels in

, in a straight line.

Fill in the Blanks

Light can be described using wave models to explain its energy transfer. Name one property of light that can be explained using the wave model. Fill in the blank: One property of light explained by the wave model is

.