Field Forces

Front

What is a field force?

Back

A field force is a non-contact force that acts at a distance, such as gravitational, electric, or magnetic forces.

Front

What happens when two objects have the same electric charge?

Back

They repel each other.

Front

What happens when two objects have opposite electric charges?

Back

They attract each other.

Front

What is gravitational force?

Back

Gravitational force is the attraction between two masses, which depends on their masses and the distance between them.

Front

What is the role of Earth's magnetic field?

Back

Earth's magnetic field protects the planet from harmful solar radiation and helps in navigation.

Front

What is the strongest point of a magnet?

Back

The poles of a magnet (north and south) are the strongest points.

Front

What is the relationship between distance and gravitational force?

Back

Gravitational force decreases as the distance between two objects increases.

Front

What is the significance of magnetic poles flipping?

Back

The flipping of magnetic poles indicates changes in Earth's magnetic field over time.

Front

What is an example of a non-contact force?

Back

Magnetic force is an example of a non-contact force.

Front

What is the effect of a magnet on iron filings?

Back

A magnet can cause iron filings to align along its magnetic field lines.