A rover's wide wheels help on loose soil by…
Removing all friction
Spreading its load
Increasing its mass
Making dust magnetic
Trivia for Kids 8–14 · Mixed
Spacecraft Problem Solvers
Ten fresh questions for ages 8–14 exploring spacecraft problem solvers. Mixed difficulty with explanations and host verification notes in the import file.
Why do solar-powered probes struggle farther from the Sun?
Solar panels forget their wiring
Gravity blocks all light
Space becomes filled with water
Sunlight becomes weaker
Rocket exhaust goes backward; the rocket accelerates forward through…
Ocean-style buoyancy
Action and reaction
Air pushing only on its nose
Magnetic attraction to stars
A heat shield is especially important during…
A quiet radio transmission
A camera zoom
Atmospheric re-entry
A battery label change
Why do astronauts float in an orbiting station?
Earth's gravity is absent there
Air keeps pushing them upward
Their mass becomes zero
They and the station are falling together
True or false: A space telescope avoids much of the atmospheric distortion affecting ground telescopes.
True
False
A rover instruction may arrive late on Mars because…
The antenna waits for sunset always
Radio signals take time to travel
Radio uses ocean currents
Mars has no weekdays
Which device determines spacecraft orientation rather than location directly?
Star tracker
Drill bit
Sample bag
Soil scoop
Why use several rocket stages?
To discard no-longer-needed mass
To stop all vibration
To avoid every steering decision
To create fuel from nothing
A geostationary satellite must orbit above the…
South Pole
Nearest mountain
Equator
North Pole