Quiz on Earth's Magnetic Field

What is the primary function of Earth's magnetic field?

• To generate electrical currents

• To attract metals

• To shield from solar radiation

• To create auroras

What are the two poles of a magnet called?

• North and South

• Up and Down

• East and West

• Positive and Negative

What is the dynamo effect?

• The process of creating solar flares

• The generation of Earth's magnetic field by moving liquid metals

• The alignment of compass needles

• The attraction of metals to magnets

What does the magnetosphere protect Earth from?

• Extreme temperatures

• Earthquakes and volcanoes

• Harmful solar wind and cosmic radiation

• Rain and snow

Why is the magnetosphere essential for life on Earth?

• It creates weather patterns

• It shields from solar flares

• It generates heat

• It provides oxygen

What is the difference between magnetic north and geographic north called?

• Longitude

• Elevation

• Declination

• Latitude

How do auroras occur?

• Through the interaction of solar particles with the atmosphere

• By the reflection of sunlight

• From volcanic eruptions

• By the movement of tectonic plates

What materials do magnets attract?

• Sand and soil

• Water and air

• Certain metals

• Wood and plastic

What is the main component of Earth's core that contributes to the magnetic field?

• Gold and silver

• Lead and aluminum

• Iron and nickel

• Copper and zinc

How does a compass needle behave in relation to Earth's magnetic field?

• It spins randomly

• It aligns with magnetic north

• It points to the South Pole

• It floats in the air