What celestial body blocks the sun's light in a solar eclipse?
The moon
What term best describes large balls of burning gas in space?
Stars
AT what angle is the Earth's axis tilted?
23.5 degrees
Tides are the periodic rise and fall of…
sea levels
From Earth you can only see one side of the moon.
True or False
True
Which of the following types of eclipses are solar?
All of them
How many planets in our Solar system?
8
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Why do we have seasons?
Due to the Earth's tilt on its axis
Gravity is best described as a force that…
Pulls towards the centre of the Earth
What phase of the moon comes after a first quarter moon?
Waxing Gibbous
How many categories of eclipses can we see from Earth?
2 - Solar and Lunar
The moon ______ around the Earth
Orbits
What is the effect of axial tilt?
Axial tilt determines how much sunlight the Earth receives.
The moon has more impact on the tides on Earth than the sun. Why?
It is much closer to Earth, even though it is smaller.
The different shapes we see due to sunlight reflecting off the Moon are called ...
Phases of the Moon
This type of eclipse occurs when the Earth blocks the sun's light from reaching the moon.
Lunar eclipse
The moon's orbit is not circular, instead it is what shape?
Elliptical or egg-shaped
Which season occurs in Australia when the Southern Hemisphere of Earth is pointed towards the Sun?
Summer
A neap tide happens when the Sun and the Moon are at __________ to each other.
Right angles
How many days does it take for our moon to complete one full orbit around the earth?
27 days
This type of eclipse occurs when the moon blocks the sun's light from reaching Earth.
Solar Eclipse
Moonlight comes from the ....
Sun
In the Southern Hemisphere, days are getting shorter and the tilt is facing side-on to the Sun.
Which season does this describe?
Autumn
What causes a spring tide?
A spring tide is caused by the Sun and the Moon being in perfect alignment with the Earth. This has the effect of increasing the gravitational force and increasing sea levels.
What is the difference between the term waxing and waning?
Waning = decreasing
Waxing = increasing
What is the full name of the eclipse when the Moon is positioned in between the Sun and Earth, but not perfectly aligned
Partial Solar Eclipse
Tidal lock
The hemisphere that is angled towards the sun will have longer days and _______ nights.
Shorter
Why the Earth experiences two high tides each day?
The gravitational pull of the moon and the sun creates a bulge in the ocean water, causing the tide to rise on each side. Since the Earth rotates on its axis once every 24 hours, the two bulges created by the moon and the sun move along with it, causing two high tides per day.
What phase of the moon shows the entire "night time" side of the moon?
New moon
In a total lunar eclipse, the moon will be what colour?
Red
What force keeps the planets orbiting their stars?
Gravity
What do we call the day of the year with the longest amount of sunlight and the shortest night length?
Summer solstice
What causes the rise and fall of tides?
a) The moon's rotation
b) The earth's rotation
c) The sun's orbit
d) The ocean
B) The Earth's rotation
The phase of the moon when we can see the entire "day time" side of the moon?
Full moon
What is an eclipse?
An eclipse is a phase when one celestial body blocks the light of another celestial body.
Name the unit of measure for distance in space.
Light year
Each year, there are two days where the amount of daytime is equal to the amount of nighttime.
What do we call this?
Equinox
How many tides do we experience each day?
4
2 x high + 2 x low
Eclipses can only occur in what phases of the moon?
New and Full moon phases