OSTP Semester 1 Review

Front

What affects the strength of an electrical field?

Back

The distance from the source.

Front

What observation can indicate the strength of the current created by a generator?

Back

The brightness of the bulb.

Front

What is Newton's 3rd Law?

Back

For every action, there is an equal and opposite reaction.

Front

What do all waves transfer?

Back

Energy.

Front

What is magnetic force?

Back

Attraction or repulsion that arises between electrically charged particles because of their motion.

Front

What is the relationship between charge and distance in an electrical field?

Back

The strength of the electrical field decreases as the distance from the charge increases.

Front

What is the role of a magnet in generating electricity?

Back

A magnet creates a magnetic field that induces an electric current when it moves.

Front

What is the definition of energy?

Back

The ability to do work or cause change.

Front

What is the difference between attraction and repulsion in magnetism?

Back

Attraction pulls objects together, while repulsion pushes them apart.

Front

What is an electric current?

Back

The flow of electric charge, typically measured in amperes.