True or False
Inner planets have solid rocky surfaces
TRUE
The inner planets are: ______, ______, _______, _______
Mercury, Venus, Earth, Mars
Orbit definition
Is the curved path, usually ELLIPTICAL, described by a planet, satellite, spaceship, etc., around a celestial body, like the Sun.
The two days of the year when the length of the day-time and the night-time have a great difference is the summer equinox and the winter equinox
The two days of the year when the length of the day-time and the night-time have a great difference is the summer SOLSTICE and the winter SOLSTICE
Name 5 dwarf planets
Pluto, Ceres, Eris, Makemake, Haumea
Pluto is a planet
FALSE. Pluto is a dwarf planet
During ______ ______ we can't see the Moon shining
During NEW MOON we can't see the Moon shining
Define the characteristics of Inner planets
1.
2.
3.
1. They are closer to the Sun
2.They are smaller than other planets
3. They have solid rocky surfaces
The consequences of the Moon phases are the day and the night, the rain and the wind
The consequences of the Moon phases are: eclipses and tides
Is the name of our Galaxy THE UNIVERSE?
Orbits of planets are circular
FALSE. They are eliptical.
______ planets are called like this because of their distance from the _______ system. The have the following characteristics:
- ___________
- They are the four largest planets
- They are surrounded by rings
- _________________
Outer / Solar / they are very distant from the Sun / They have gaseous and liquid surfaces
What is an Equinox and how many Equinox do you know? Which dates?
there are 2 days of the year where the length of the day-time and the night-time is the same. This days are: March 21st and September 23rd
The Sun's movements are Rotation and Revolution
The EARTH'S movements are Rotation and Revolution
What's the GEOCENTRIC model?
In the geocentric model, the Earth in sin the centre of the Universe and the Sun and the Moon revolve around it
Spring tides is when the sun and the moon are at right angle
FALSE! NEAP tides is when the sun and the moon are at right angle
The Outer planets are: ______, ______, _____, _______.
Jupiter, Saturn, Uranus, Neptune
Lunar eclipse
and
Solar eclipse
When the MOON or part of the MOON is HIDDEN because the Earth is between the Moon and the Sun
and
When the SUN or part of the Sun is HIDDEN because the Moon is between the Sun and the Earth
Outer planets like Eris and Pluto have rocky surfaces.
Eris and Pluto are not planets
Why the Sun is not shining simultaneously in Australia and in Spain?
And, why do you have day-time and night-time?
Because the Earth is NOT flat and because it makes ROTATIONS on its axis!
True
______ tides occur when the sun and _____ are directly in line with the _____and their gravitational pulls reinforce each other. A tide that occurs when the difference between _____and _____tide is greatest. ______ tides come twice a month, approximately at the full and new ______.
______ tides occur when the sun, earth, and moon form a _____ ______ and the gravitational pull of the sun counteracts the pull of the moon. A tide that occurs when the difference between ____and ____tide is least. _____ tide comes twice a month, in the first and third quarters of the _____.
SPRING tides occur when the sun and MOON are directly in line with the EARTH and their gravitational pulls reinforce each other. A tide that occurs when the difference between HIGH and LOW tide is greatest. SPRING tides come twice a month, approximately at the full and new MOON.
NEAP tides occur when the sun, earth, and moon form a RIGHT ANGLE and the gravitational pull of the sun counteracts the pull of the moon. A tide that occurs when the difference between HIGH and LOW tide is least. NEAP tide comes twice a month, in the first and third quarters of the MOON.
The earth's movements are 2:
define Rotation and Revolution
Rotation: Earth spins on an imaginary axis that passes through its centre from the North to the South Pole. It takes 25 hours to complete a rotation.
Revolution: the Earth revolves around the Sun and describes and orbit that takes 365 days to complete.
In the Heliocentric model, the Earth is in the centre of the Universe and the Sun and the Moon revolve around it
In the GEOCENTRIC model, the Earth is in the centre of the Universe and the Sun and the Moon revolve around it
How many layers can we distinguish in our planet?
Atmosphere
Biosphere
Geosphere
Hydrosphere