Even light cannot leave the force of a black hole! Learners use a model to explore the gravitational force of a black hole. An elastic bandage and heavy ball serve to create the hole, while marbles become the victims of its strong force.

In this black hole worksheet, learners read about how images fade to black when they reach an event horizon of a black hole. Students solve 3 problems about black holes using a given equation for luminosity. They find the time it takes...

In this black hole worksheet, students read about the black hole in the center of the Milky Way Galaxy called Sagittarius A and observe a Chandra image of the area where the black hole exists. Students solve two problems which include...

In this black holes and tidal forces worksheet, students solve 5 problems in which they find the tidal acceleration and answer questions about spaghettification.

In this black holes instructional activity, students answer multiple choice questions about black holes in space. Students complete 4 multiple choice questions.

In this black hole worksheet, students use the equation for time dilation to solve 8 problems including determining the time it takes to receive a GPS signal from space, the time delay for the GPS-Earth system, the distance a radio...

Here is a quick puzzle-style worksheet for your aspiring astronomers. A code is printed at the top of the page and learners use it to fill in the blanks describing different phenomena or objects in outer space. The material does not even...

In this astronomy worksheet, students complete a word search puzzle by finding 53 astronomy terms such as planets, lunar eclipse, and galaxy.

Do you see what I see? Individuals view eight images from the Hubble Space Telescope and then determine exactly what is being shown in the images. The pictures range from the rings of Saturn to views of billions of galaxies that take up...

In this universe quiz worksheet, students complete a set of 10 multiple choice questions that cover a variety of concepts about the universe: constellations, black holes, the solar system, etc.

In this famous person worksheet, students answer 10 multiple choice questions about the life and times of Albert Einstein. They answer questions about his childhood, first jobs and scientific theories.

In this Albert Einstein vocabulary skills worksheet, students match the 10 terms in the word bank to the appropriate definitions.

In this Albert Einstein crossword worksheet, students read 10 clues that pertain to the famous scientist. Students fit their answers from the word bank into a crossword puzzle.

In this stars worksheet, students read about the different stages in the life cycle of a star. Then students complete 3 short answer questions.

In this interactive prepositions worksheet, students practice using prepositions in sentences. Students choose the correct preposition for each blank in the passage. There are fifteen in all.

This interactive site introduces the properties of black holes. You can travel to and into a black hole and see what happens to certain objects when they are placed in a black hole. Many interactive exercises to help illustrate the text...

This site from Twin Cities Public Television contains great information from a program called "Newton's Apple" concerning black holes. Contains activities for viewers to try to emphasize points related to black holes. Topics include:...

[Free Registration/Login Required] Watch a clock slow down in the strong gravitational field near the event horizon of a massive black hole. A PDF worksheet and a video tutorial are also available. [2:57]

This site examines the black hole as an object in astrophysics. Delve into this comprehensive resource that covers this concept from its history, to qualitative physics, the reality of black holes, mathematical physics and more.

This article describes how black holes may provide clues to the possibility of time travel and parallel universes.

Use this site to find out what is a black hole in space and try an experiment.

This illustrated essay from the NOVA Web site introduces the basic concepts of Einstein's General Theory of Relativity and what we know about cosmology as a result.

A physics usenet listing of frequently asked questions relating to relativity, answered by a number of scientists. Administrivia and Reference, Speed of Light, Special Relativity, General Relativity and Cosmology, Black Holes. Loads of...

Learn why quasars are the brightest things in the universe. Vocabulary words linked to a glossary of terms and a printable version are available.