Why do we have Seasons?
Why does Earth have Seasons?
Earth has a tilted Axis.
What phase must the moon be in to have a lunar eclipse?
Full Moon
What are 3 of the different phases of the moon?
Can answer any of these phases.
new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent.
What carries energy that causes materials to change?
Light
what are the first 3 numbers of pi?
3.14
How long does each season last for?
Each season last for 3 months.
What phase must the moon be in to have a solar eclipse?
New Moon
How many phases are there in one lunar cycle?
8 phases
What role does melanin play in protecting our body from the sun’s Ultraviolet light?
It absorbs the Ultraviolet light (to stop it from damaging the cells)
What does this mean: (X = +3, Y = -2)
Go right 3 and go down 2
Why does the northern hemisphere get hotter when it is tilted towards the sun?
The northern hemisphere receives more direct sunlight.
What is being blocked from the sun in a lunar eclipse?
The Moon
Why does the moon appear to change shape when viewed from Earth?
The moon seems to change shape from Earth because of how sunlight reflects on it as it orbits.
What are the two different kinds of waves?
Transverse and Compression
Name 2 transformations
Any 2 of these. Translation, reflection, rotation and dilation
If the northern hemisphere is facing towards the sun what season is it for the southern hemisphere?
It is winter for the southern hemisphere.
Why do solar and lunar eclipses happen so rarely if there is a new moon and a full moon every 28 days?
The moons orbit is tilted rather than straight.
What is the difference between a waxing moon and a waning moon?
Waxing means the moon’s getting bigger, and waning means the moon is getting smaller.
What kind of light causes an increase in damage to the cells?
Ultraviolet light
A triangle has vertices at A(2, 3), B(4, 5), and C(3, 7). It’s reflected over the y-axis. What are the new coordinates of the triangle?
Answer: A'(-2, 3), B'(-4, 5), C'(-3, 7)
What are summer and winter solstices?
The longest and shortest day of the year.
During a solar eclipse what part of the sun do we see from Earth?
The Corona.
Why do we sometimes see a full moon and other times only a crescent or no moon at all?
It depends on the position of the moon and Earth.
What is the molecule in our atmosphere that absorbs Ultraviolet light?
Ozone
What does f(x)=x2 mean?
Parabola or the parent function