What happened 65 million years ago, when an asteroid landed in Mexico?
Most life on Earth disappeared.
Most asteroids come from outside the solar system
False
A large asteroid wouldn't cause large damage if it landed in the Ocean
False
It is possible for an asteroid to change the weather
True
What could be the consequence if an asteroid landed in a remote area?
The explosion would send a huge cloud of dust into the Earth’s atmosphere. This dark cloud would block the light and hear from the sun. Crops wouldn’t grow and
All of the dinosaurs disappeared because a huge asteroid landed in Siberia
False
What happened when an asteroid exploded in the sky in central Siberia in 1908?
_The explosion destroyed an enormous area of forest and knocked a man off his chair 112 km way.
Scientists don't know how to make an asteroid change direction
True
Asteroids can be as big as mountains
True
What would happen if an asteroid landed in a large city?
Millions of people would die instantly
If an asteroid landed in a very remote area, it could still be a disaster
True
How fast can an asteroid travel?
It can travel at 20km/s
What could we do, as suggested by scientists, to avoid collision with asteroids?
There are two main options: we could blow up the asteroid with nuclear weapons or we could make it change direction.