The Layers of the Sun
Properties of Stars & HR Diagram
Characteristics of the Sun
The Universe
Nature of Science
100

Innermost layer of the sun

What is the core?

100

The hottest color star

What is blue?

100

Cooler areas on the sun

What are sunspots?

100

Attraction force between objects with mass

What is gravity?

100

Steps used to solve a problem or answer a question

What is the scientific method?

200

The sun's energy radiates outwards in this layer. It can take up to 100,000 years. 

What is the radiation/radiative zone?

200
The coolest color of a star

What is red?

200
The sun gives off a stream of particles

What is solar wind?

200

A collection of gas and dust held together by gravity. The birthplace of stars and planets. 

What is a nebula?

200

Visual used to represent data

What is a graph?

300

This layer contains convection currents

What is the convention/convective zone?

300

A huge celestial body that produces light and heat as a result of a nuclear reaction

What is a star?

300

Magnetic storms on the surface of the sun which can release huge amounts of superheated particles and gases that can reach several thousand miles above the sun's surface

What are solar flares?

300

This large collection of stars, planets, and other objects held together by gravity is categorized by size

What are galaxies?

300

Interpretation of an event that happened based on prior knowledge or observations

What is an inference?

400

The outermost atmospheric layer

What is the corona

400

A star's temperature and __________ are related 

What is color?

400
Huge arcs of gas which can loop thousands of miles

What are prominences?

400

Distance light travels in one year

What is a lightyear?

400

A summary statement that describes evidence gathered, often supports or rejects a hypothesis

What is a conclusion?

500

The outer layer you see 

What is the photosphere?

500

The ___________ of a star affects its brightness

What is size?

500

5 billion years

What is the age of the sun?

500

The distance from Earth to the Sun

What is AU?

500

Using the 5 senses to study something

What are observations?

600

This layer gives off a reddish hue and is located in the middle of the outer/atmospheric layers

What is the chronosphere?

600

Brightness when viewed from Earth

What is apparent brightness?

600

Category the sun will belong to once it begins to expand as it uses up its hydrogen fuel

What is a red giant?

600

The totality of all space and the matter that exists in space

What is the universe?

600

A statement that can be tested with experimentation

What is a hypothesis?

700

H + H = He

What is nuclear fusion?

700
The brightness of a star viewed from a standard distance

What is absolute brightness?

700

The category of stars our sun belongs to now

What is a main sequence star?

700

A graph illustrating the surface temperature of stars vs their luminosity

What is HR diagram?

700

The joining of scientific data for a range of hypothesis and observations that are supported by scientific research

What is are scientific theories?

800

This layer is visible during a solar eclipse 

What is the corona?

800

The properties that are present on an HR diagram

What are brightness (magnitude), temperature, and color?

800

Yellow, average mass, average brightness

What are the properties of the sun?

800

The remnants of a supernova, containing immeasurable gravity and cannot be directly observed

What is a black hole? 

800

Plants in an experiment receive equal amounts of water, but different amounts of sunlight. 

Water

What is a controlled/constant variable?