Meteor Strike over Russia Quiz

What was the significant coincidence that occurred on February 15th, 2013, in relation to space events?

• A meteor strike and a solar eclipse happened simultaneously.

• Two unrelated asteroids passed by Earth on the same day.

• A comet and an asteroid collided near Earth.

• A meteor strike occurred on the same day as a publicized asteroid flyby.

What technology was used to analyze the meteor's characteristics after it entered Earth's atmosphere?

• Radar technology

• Satellite imagery

• Infrasound sensors

• Seismic sensors

What was the estimated energy release of the meteor explosion over Chelyabinsk?

• 1 megaton of TNT

• 100 kilotons of TNT

• 15 to 20 kilotons of TNT

• 470 kilotons of TNT

What was the primary composition of the Chelyabinsk meteor, according to preliminary reports?

• Mostly ice with some rock

• Entirely metallic

• Mostly iron with some stone

• Mostly stone with a bit of iron

What broader implication does the Chelyabinsk meteor strike suggest about space objects?

• Asteroids are unlikely to ever reach Earth again.

• There are very few asteroids left in space.

• Asteroids are mostly composed of ice.

• Millions of similar asteroids exist beyond Mars.