Physical Science Review

Front

What is plasma?

Back

Plasma is a state of matter that occurs at extremely high temperatures, where atoms lose their electrons and become ionized.

Tags

NGSS.HS-ESS1-1

Front

What type of fossil is a trace fossil?

Back

A trace fossil is a type of fossil that provides evidence of the activity of organisms, such as footprints, burrows, or feces.

Front

How do particles in a liquid behave?

Back

Particles of a liquid are free to move around one another but still touch.

Front

Which layer of rock is typically the oldest?

Back

In a sequence of sedimentary rock layers, the bottom layer is usually the oldest.

Tags

NGSS.MS-ESS1-4

Front

What is a permineralized fossil?

Back

A permineralized fossil is formed when minerals fill the spaces within organic tissue, preserving its structure.

Front

What is the difference between a preserved remain and a trace fossil?

Back

Preserved remains are actual parts of the organism, such as bones or shells, while trace fossils are evidence of the organism's activity.

Front

What are the three main states of matter?

Back

The three main states of matter are solid, liquid, and gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is the definition of a fossil?

Back

A fossil is the preserved remains or traces of ancient organisms.

Tags

NGSS.MS-LS4-1

Front

What is the significance of sedimentary rock layers?

Back

Sedimentary rock layers provide a record of Earth's history, including the types of organisms that lived at different times.

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Front

What is the process of fossilization?

Back

Fossilization is the process by which organic material is replaced by minerals over time, preserving its shape.