Curated OER
Density Worksheet
In this chemistry worksheet, students identify and describe that density is the ratio of the mass of the substance to the volume of the substance at a given temperature. They also respond to various questions that refer to density in...
Curated OER
Mc Graw Hill: Language: Pronouns
Learn how to use the varying different types of pronouns in this excercise.
Frostburg State University
General Chemistry: Extensive and Intensive Properties
Provides information about extensive and intensive properties of matter. Gives examples of these properties. Includes a link to a quiz on classifying properties.
PBS
Pbs Learning Media: How to Use Intensive Pronouns
Intensive pronouns add needed emphasis to a sentence. While they function similarly to reflexive pronouns, they differ in that the pronoun can be removed without altering the meaning of the sentence. [0:57]
English Club
English Club: Basic Tenses
Notes and examples of verb tense including past, present, future, active, passive, normal, intensive, continuous, perfect, and continuous perfect.