### We found 159 resources with the concept periods

Lesson Planet

#### HW Unit 10:2-Harmonic Motion

For Students 9th - 12th
For this harmonic motion worksheet, students answer 9 questions about pendulums, a slinky and characteristics of harmonic motion. They identify the changes in waves as the amplitude gets bigger and interpret a graph of position vs. time.
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#### Writing a Plan for Wave Observation

For Students 8th - 10th
In this observation worksheet, students practice writing a plan for observing waves including the instruments used, the objective of the observations and the process used to collect data.
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#### Geological Time Scale

For Students 9th - 12th
In this geological time activity, student use a geologic time scale to understand the difference between eons, eras, and periods. Then high schoolers complete 2 short answer questions.
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#### Periodic Table of Elements on Mars

For Students 8th - 10th
In this periodic table of elements worksheet, students are given clues and descriptions for elements in order to determine where they belong in the "Martian Periodic Table". They place the elements in the proper place in the given...
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#### Main Group: Properties and Reactivity

For Students 8th - 9th
In this main group worksheet, students apply their knowledge of the organization of the periodic table to correctly answer 30 multiple choice questions. Students relate information about the properties of the different groups and their...
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#### Chapter 4 Worksheet-Part A Periodic Table

For Students 10th - 12th
In this periodic table worksheet, learners complete a crossword puzzle given twenty one clues about groups, elements, symbols and names of elements in the periodic table. They also give an example of fourteen elements that meet given...
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#### Periodic Table Basics Review Sheet

For Students 10th - 12th
In this periodic table activity, students complete a chart with the appropriate element symbol, the atomic mass and the atomic number. They classify elements by their groups and as metals, nonmetals or semi-metals. They also answer two...
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#### End Punctuation Marks

For Students 3rd - 5th
In this punctuation marks worksheet, students read 29 declarative or interrogative sentences then add the correct punctuation or end mark.
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#### Thermochemistry

For Students 8th - 10th
For this thermochemistry worksheet, students indicate whether the given processes are endothermic or exothermic reactions. Students complete the phase change diagram as well as define a given set of vocabulary words. Students calculate...
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#### Harmonic Motion

For Students 9th - 12th
In this harmonic motion worksheet, students read about repetitive motion, the parts of harmonic motion, and graphing harmonic motion. Students then complete 5 matching and 20 fill in the blank questions.
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#### Punctuation

For Students 4th - 5th
In this punctuation worksheet, students connect 5 labels to the correct punctuation marks to what they show when used correctly in a sentence by drawing arrows to connect each one. Students fill in the missing punctuation marks in 10...
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#### Complete Sentences

For Students 1st - 3rd
In this complete sentences worksheet, students determine which sentence is complete. In this multiple choice worksheet, students answer five sentences.
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#### Calculating Wave Speed

For Students 5th - 8th
In this wave speed worksheet, students will learn how to calculate the speed of waves by dividing the wavelength by the period. Students will then calculate wave speed for 7 different examples.
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#### Questions And Statements

For Students 4th - 6th
In this questions and statements worksheet, students review the differences between the two and put the correct end punctuation on ten sentences. Students, in addition, unscramble three groups of words to form a question and a statement.
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#### Punctuation

For Students 1st Standards
Your never to young to know where to put commas, periods, or question marks. Little learners practice their punctuation by completing a developmentally appropriate worksheet, perfect for developing readers. They'll punctuate 10 sentences...
Lesson Planet

#### The Posse in Austrailia

For Teachers 3rd - 5th
Students explore the use of commas and periods. They compose a friendly letter without commas or periods to give to a partner to revise. In addition, they discuss how these punctuation marks helped readers better understand the meanings...
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#### Light Diffraction and Interference

For Teachers 12th
Twelfth graders use mathematical analysis, scientific inquiry, and engineering design, as appropriate, to pose questions, to seek answers, and develop solutions. They access, generate, process, and transfer information using appropriate...
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#### Energy Motion in the Ocean

For Teachers 9th - 12th
Students explore the wave energy that is generated and transferred in the ocean. Through the use video and the Internet, students explore the aspects of a wave and how its energy affects the ecology of the seashore.
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#### The Story of Art

For Teachers K
Students canvass the important elements of art in the seven lessons of this unit. Story structure and in particular, color is perceived as essential to the development of the idea of a picture.
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#### Timelines

For Teachers 9th - 12th
High schoolers examine evolutionary history; the earth's timeline by creating timelines. They determine the timeframes of era, epochs, and periods and study the species that were evident in each.
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#### Unit 4 - Periodic Table

For Students 6th - 10th
There are 17 multiple choice questions on this periodic table test. The focus is on properties of the elements by group and period. The exam is not formatted well, making it a little difficult to read. There is also a typographical...
Lesson Planet

#### Punctuation

For Teachers 9th - 12th
The six slides in this presentation review the basic types of punctuation by function (separating, linking, enclosing, omission). Terms are not defined and rules of use are not included; however, examples are provided for each term. This...
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#### Punctuation Assessment

For Teachers 3rd
In this punctuation worksheet, 3rd graders provide the end punctuation mark for twelve sentences. Punctuation marks include a period, a question mark, and an exclamation point.
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#### Express Yourself!

For Teachers K - 2nd
Elementary learners practice reading with expression to understand text better. They identify punctuation marks to see how each sentence is to be expressed with a certain emotion. Then they practice their new skills by working through...