Astronomy (HS Earth Science)

Question 1

What is core of the sun made of?

Accepted Answer

Plasma

Question 2

What are the two most common elements in the sun, from most common to 2nd most?

Accepted Answer

Hydrogen, Helium

Question 3

What is the change in orientation of our poles, shifting the seasons?

Accepted Answer

Precession

Question 4

What galaxy do you live in?

Accepted Answer

Milky Way

Question 5

What is the layer of the sun visible to humans?

Accepted Answer

Photosphere

Question 6

What is it called when the sun and moon's gravity work together to create super high/low tides?

Accepted Answer

Spring tide

Question 7

What is the point between two celestial objects they each orbit around?

Accepted Answer

Barycenter

Question 8

What shape is Earth's orbit around the sun?

Accepted Answer

Ellipse

Question 9

What is the sun?

Accepted Answer

A star

Question 10

What is it called when the moon and sun are perpendicular to Earth, evening out the tides?

Accepted Answer

Neap tide

Question 11

At what point in earth's orbit is it moving the fastest?

Accepted Answer

Perihelion

Question 12

The Earth is what shape?

Accepted Answer

Ellipsoid

Question 13

How does the sun's energy reach earth?

Accepted Answer

Radiation

Question 14

How does the sun produce energy?

Accepted Answer

Fusion

Question 15

What protects the Earth from solar flares and solar winds?

Accepted Answer

Magnetosphere

Question 16

Which of the following has the greatest effect on Earth's tides?

Accepted Answer

Moon

Question 17

At what point is the Earth farthest from the sun?

Accepted Answer

Aphelion

Question 18

What is the tilt of the Earth, on average?

Accepted Answer

23.5

Question 19

On what day is Earth at Perihelion?

Accepted Answer

Winter solstice

Questions 19