Starlight Quiz

What are the properties of light?

• all forms light travel at lightspeed

• light travels in a straight line

• light can reflect and refract

• light spreads out in all directions

• all of the above

Which light has that shortest wavelength and highest energy?

• visible light

• radiowaves

• gamma rays

• infrared

What is the natural light source in space?

• Ultraviolet rays

• Television

• Stars

• Infrared light

What is it called when light is held in an object?

• Transmittion

• Absorption

• Reflection

• Wavelength

What is it called when light bounces off of an object at the same angle?

• Frequency

• Absorption

• Reflection

• Transmittion

How does light travel?

• In straight lines

• At one speed

• Through empty space

• All of the above

Why do astronomers use spectroscopes?

• To find out the star's age

• To find out how hot the star is

• To find out the elements in a star

• All of the above

What is the electromagnetic spectrum?

• A type of light

• A tool used to identify different wavelengths of light

• A chart that organizes light based on wavelength

• A type of force

Which color is the hottest are in infrared?

• Blue

• Orange

• Yellow

• White

What object is a transmitter for infrared light?

• A piece of glass

• A plastic bag

• A box

• Aluminum Foil