Physics Girl Video Quiz

What makes the lenses being revealed so special?

• They are used in everyday cameras.

• They are usually kept in clean rooms and are part of a $20 million system.

• They are the largest lenses ever made.

• They are made of ordinary glass.

What is the primary goal of the Large Synoptic Survey Telescope?

• To take close-up images of the moon.

• To conduct a giant sky survey of the Southern hemisphere.

• To photograph individual stars in detail.

• To monitor weather patterns on Earth.

How often will the LSST take a panorama photo of the entire Southern hemisphere sky?

• Every night for 5 years.

• Every week for 10 years.

• Once a month for 10 years.

• Every three nights for 10 years.

What was the main concern during the lens unveiling process?

• The lenses could fall and break.

• The lenses might be stolen.

• The lenses could be bumped and damaged.

• The lenses might get dirty.

What material are the camera lenses made of?

• Wood

• Plastic

• Fused silica

• Metal

How does the 3,200 megapixel sensor compare to an iPhone camera?

• It is 250 times better.

• It is the same.

• It is 100 times better.

• It is slightly worse.

What is the purpose of cooling the camera's sensors and electronics?

• To reduce noise and improve image quality.

• To make the camera lighter.

• To prevent overheating.

• To save energy.

What kind of light will the LSST camera be able to detect?

• Only infrared light.

• Only ultraviolet light.

• From near ultraviolet to near infrared wavelengths.

• Only visible light.

What is one of the scientific goals of the LSST?

• To measure the temperature of stars.

• To study the behavior of dark matter.

• To find new planets in our solar system.

• To track weather changes on Earth.

What are variable stars?

• Stars that change color.

• Stars that are invisible to the naked eye.

• Stars that oscillate in brightness.

• Stars that move rapidly across the sky.