Curated OER
r and n
Here is some kid-friendly practice with the letters r and n that will ignite your scholars' artistic sides. They connect the dots to trace the lowercase letters before copying them in the space provided. There are two...
Curated OER
Reintroduce /r/
The /r/ sound can be a difficult one, but scholars use some helpful tips to get it right. After examining the letter shape they listen to you pronounce this phoneme and describe what you are doing to create the sound. They try on their...
Curated OER
Practicing Letters q and r
Youngsters drill their alphabet skills, honing in on lowercase letters q and r. They trace and print each letter before connecting it to images with the same initial sound. They also complete the alphabet by adding these...
Curated OER
Capital Letters: Q-X
This old fashioned handwriting learning exercise will help your printing pupils master capital letters Q-X. They examine example letters with numbered arrows, then practice by tracing. Finally, students test their new skills by...
Curated OER
P, Q or R?
In this beginning sounds worksheet, students analyze 9 pictures of common objects. Students circle the correct beginning consonant: P, Q or R.
Curated OER
Rape: Psychology, Prevention and Impact
Students are introduced to the characteristics of rape. As a class, they identify statements as either facts or myths about rape. In groups, they complete a survey to identify their own perceptions about rape and compare them with...
Curated OER
Roger That!
Students study the letter R, r in order to recognize it, say its sound, and write it. They watch a partner's mouth as they make the "r" sound before repeating a tongue twister that contains many "r" sounds. Next, they practice writing...
University of North Carolina
University of North Carolina: Properties of Real Gases
The University of North Carolina at Charlotte Chemistry Department provides slides 36-40 of this a 40-slide PowerPoint presentation. The site discuss real gases and the van der Waals equation of state. The explanation for why gas samples...
McGraw Hill
Mc Graw Hill Learning Center: Gas Laws and Kinetic Energy
From the companion web site for the Contemporary College Physics textbook. An ideal gas law simulation in which the motion of individual particles inside a closed container is simulated. The number of particles, external pressure, and...
Towson University
Towson University: Ideal and Real Gas Laws
The ideal gas law is stated and explained at this site from the Towson University. It is then used to derive the other gas laws (Charles, Boyle's, Gay-Lussac's, Avogadro's, combined, etc.). Other gas law relationships are discussed....
Other
Warmair.com: Attic Insulation Calculator
An online JavaScript application which allows visitors to investigate the relative amount of heat being lost from their homes due to insufficient insulation. The current R-value and a hypothetical R-value can be entered and the energy...
Wyzant
Wyzant: Chem Tutor: Gases
A lengthy page covering most all the gas laws. Each law is described in words and stated as an equation. The use of each law in solving problems is demonstrated. Some problem-solving tips are provided. There are 23 practice problems with...
Other
Warmair.com: Insulation
The role of insulation in preventing heat loss is discussed. The concept of thermal resistance is introduced and explained. Understandable language but no graphics.
Other
Correlation Coefficients
This page provides a good discussion of correlation coefficients (r,) which indicate the "strength of the linear association between variables." Includes formulas and scatter plots. Some prior knowledge of statistics might be helpful.