Asteroid Bennu and OSIRIS-REx Mission Quiz

What is asteroid Bennu primarily composed of?

• Metal and gas

• Water and minerals

• Rocks and boulders

• Ice and dust

What was the initial expectation of the TAG event on Bennu?

• It would create a large crater

• It would have little impact

• It would destroy the asteroid

• It would collect no samples

What force was expected to hold Bennu's surface together?

• Nuclear force

• Electrostatic force

• Cohesion

• Magnetism

How does Bennu's surface compare to a ball pit?

• It is hard and rocky

• It behaves like a fluid

• It is sticky and cohesive

• It is solid and immovable

How does the gravity on Bennu compare to that on the Moon?

• Bennu's gravity is stronger

• Bennu's gravity is weaker

• The Moon has no gravity

• Both have the same gravity

What was the speed of OSIRIS-REx's descent during the TAG event?

• 10 cm per second

• 1 cm per second

• 50 cm per second

• 100 cm per second

How deep did OSIRIS-REx sink into Bennu during the TAG event?

• One meter

• Half a meter

• Ten centimeters

• Two meters

What was the size of the new crater formed by the TAG event?

• Twenty meters across

• Eight meters across

• Fifty meters across

• Two meters across

How much material did OSIRIS-REx displace during the TAG event?

• Five cubic meters

• One cubic meter

• Twelve cubic meters

• Twenty cubic meters

How much sample did OSIRIS-REx collect from Bennu?

• 100 grams

• 250 grams

• 500 grams

• 50 grams