Asteroid Close Approach and NASA's Planetary Defense
Interactive Video
•
Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a near-Earth object (NEO)?
An object that is always visible from Earth
An object that orbits the Moon
An object that could pass by Earth within 30 million miles
An object that is part of the asteroid belt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How close does an object need to be for NASA to start monitoring it closely?
Within 1 million miles of Earth
Within 20 million miles of Earth
Within 10 million miles of Earth
Within 5 million miles of Earth
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important for NASA to track the movement of near-Earth objects?
To use them as stepping stones for space travel
To collect samples for research
To predict their trajectories and assess potential impact threats
To ensure they do not block sunlight
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of NASA's Planetary Defense Coordination Office?
To launch satellites to other planets
To maintain watch for asteroids and comets coming close to Earth
To explore the surface of Mars
To study the Sun's activity
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one of the techniques NASA is working on to deflect an asteroid?
Using lasers to vaporize it
Launching a spacecraft to collide with it
Building a large wall in space
Using a giant magnet
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