Preview (10 questions)
1 Question
30秒前
Q.

What causes auroras?


Earth’s gravity

Sunlight reflecting off ice

Collisions between solar wind particles and Earth's atmosphere

Moonlight interacting with clouds

2 Question
30秒前
Q.

 What are the two main types of auroras?


Aurora white and aurora pink

Aurora equatorialis and aurora borealis

Aurora borealis and aurora australis

Aurora nova and aurora luna

3 Question
30秒前
Q.

What colors are most commonly seen in auroras?


Red and orange

Blue and yellow

Green and purple

Green and red

4 Question
30秒前
Q.

Where are auroras most commonly seen?


Near the equator

In deserts

Near the poles

In tropical islands

5 Question
30秒前
Q.

What is the name of the region where auroras most frequently occur?


Magneto band

Light zone

Aurora ring

Auroral oval

6 Question
30秒前
Q.

Which gas in Earth's atmosphere is responsible for green auroras?


Nitrogen

Hydrogen

Oxygen

Helium

7 Question
30秒前
Q.

What solar activity primarily influences auroras?


Solar flares

Moon phases

Earth's orbit

Meteor showers  

8 Question
30秒前
Q.

When is aurora activity usually strongest?


Around full moon

During summer

During solar maximum

At sunset

9 Question
30秒前
Q.

What is the best time of day to see auroras?


Noon

Midnight

Early morning

Late afternoon

10 Question
30秒前
Q.

What role does Earth’s magnetic field play in auroras?


It prevents auroras from forming

It amplifies the aurora colors

It directs charged particles toward the poles

It changes the color of auroras