Astronomy Flashcards

Astronomy Flashcards

Assessment

Flashcard

Science

10th Grade

Practice Problem

Hard

Created by

Daniel Sundquist

FREE Resource

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10 questions

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1.

FLASHCARD QUESTION

Front

Main Sequence (Star)

Back

Classifying stars using a graph of spectrum versus luminosity that presents a band of 90% of the stellar types and also shows the various stages of stars throughout their lifetime.

2.

FLASHCARD QUESTION

Front

Black Hole

Back

A region of spacetime where gravity's strength becomes so great that matter and electromagnetic radiation cannot escape.

3.

FLASHCARD QUESTION

Front

Galaxy

Back

A stellar object that consists of stars, planets, and vast clouds of gas and dust, all bound together by gravity.

4.

FLASHCARD QUESTION

Front

Blueshift/Redshift

Back

The shift in the electromagnetic radiation from an object that corresponds to the movement of the observed object.

5.

FLASHCARD QUESTION

Front

Cosmic Microwave Background

Back

The radiation that fills the universe and is believed to be a relic of the Big Bang.

6.

FLASHCARD QUESTION

Front

Supernova

Back

An explosion that occurs when a large star reaches a critical state and releases a large amount of energy and mass.

7.

FLASHCARD QUESTION

Front

Light Year

Back

A distance equal to 9.4607 x 1012 km or the distance light would travel in a year's time.

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