- Why does Earth have day and night?
Your answer:
Because the atmosphere has clouds
Because the Earth rotates around its axis
Because everybody needs time to rest
Because the Earth revolves around the sun
- Why are there seasons on Earth and Mars?
Your answer:
Because these planets have a thick atmosphere
Because these terrestrial planets are nearer the Asteroid belt
Because these planets are terrestrial planets
Because these planets are inclined in relation to the sun
- Why are there phases on the moon?
Your answer:
Because the moon rotates
Because the moon revolves
Because the time it takes to revolve is almost the same it takes to rotate
Because we see different amounts of the moonīs surface with light from Earth
- Why Lunar eclipses occur?
Your answer:
The Earth blocks the sunlight from reaching the moon for a while.
The moon blocks the sunlight from reaching the Earth for a while.
Because it is a new moon
Because the sun is hidden by the moon
- What is the phase of the moon during a Lunar eclipse?
Your answer:
Waxing crescent
Wanning gibbous
Full
New
- Why do we use space stations and satelites?
Your answer:
To monitor the planetīs weather
For communication
All of the choices are true
To research about space and perform useful tasks.
- A planet is kept in orbit due to
Your answer:
Gravity and Inertia
Momentum and acceleration
Inertia and speed
Speed and direction
- Mars is rich in
Your answer:
Nickel and iron
Iron
Carbon and Methane
Water
- The four terrestrial planets are known for their
Your answer:
Rocky surfaces
Hot temperatures
Deep atmosphere
Large sizes
- The planet Venus is an inhospitable atmospphere because it is
Your answer:
a planet with no atmosphere
rich in Oxygen
has Sulfuric Acid
has Nitrogen
- Between the orbits of Mars and Jupiter we find
Your answer:
The stars
A planet
The asteroid belt
Water
- Who said: "Yet the Earth moves"
Your answer:
Yuri Gagarin
Galileu
Copernicus
Einstein
- All outer planets are ___________ but not ______________
Your answer:
moonless, Pluto
rocky, Uranus
colorless, Neptune
gaseous, Pluto
- Venus is the hottest inner planet of the solar system because of the
Your answer:
Greenhouse effect
Volcanos still erupt there
There is no atmosphere
Proximity to the sun
- Mercury, the closest planet to the sun, has the greatest range of temperatures. There temperatures vary from 450 degrees Celsius to -170 degrees Celsius. This happens because
Your answer:
There is internal mantle movement
There are oceans of boiling water
There is almost no atmosphere and it is too close to the sun
There is no greenhouse effect
- The sun burns due to
Your answer:
Burning oxygen
Nuclear fussion
Nuclear fission
Burning methane
- The great red spot is a huge storm in
Your answer:
Jupiter
Saturn
Neptune
Uranus
- __________ has rings visible from Earth with the help of a telescope
Your answer:
Uranus
Jupiter
Neptune
Saturn
- On Earth, we find evidence of space objects crashing on our surface because of some
Your answer:
Plate tectonics
Craters
Trenches
Volcanos
- The bigger the planet the greater the number of
Your answer:
Rotations
Degrees Celsius
Comets
Moons