Mr. A's Science UIL Flashcard 2

Front

What is a hypothesis?

Back

A testable, possible explanation for a scientific question.

Front

What is static electricity?

Back

The buildup of electric charge on an object.

Front

What does the geologic record represent?

Back

The history of Earth as recorded in the rock layers.

Front

Which symbol represents an element?

Back

H (Hydrogen) is an example of an element.

Front

What is H2SO4 made of?

Back

2 hydrogen, 1 sulfur, and 4 oxygen atoms.

Front

What is the law of superposition?

Back

In undisturbed rock layers, the oldest layers are at the bottom.

Front

What is an electric field?

Back

A region around a charged object where other charged objects experience a force.

Front

What is a conductor?

Back

A material that allows electric charges to flow through it easily.

Front

What is static discharge?

Back

The release of built-up static electricity.

Front

What is an index fossil?

Back

A fossil that is used to define and identify a particular time period.