Displaying 31 - 35 of 35 Resources
Rounding Decimals
Level
Form 1
Subject
Mathematics
Topic
Decimals and percentages
Resource Type
Video
Sub-topic
Operations on decimals
More details
Description

This video explains how to round decimals.

Language
English
Publisher
olicoTV
Publication Date
2014
Copyright Licence
CC BY-NC
Copyright Holder
olicoTV
Creator/Author
olicoTV
Keyword
Decimals
Rounding decimals
Rounding Decimals (Downloads and Links)
pH Scale
Level
Form 1
Subject
Biology
Topic
Introduction to biology
Resource Type
Simulation
Sub-topic
The biology laboratory
More details
Description

Outcomes:

  • Determine if a liquid is acidic, basic, or neutral
  • Place acids or bases in relative order
  • Describe on a molecular scale, with illustrations, how the water equilibrium varies with pH
  • Determine concentration of hydroxide, hydronium and water at a given pH
  • Relate liquid color to pH
  • Predict (qualitatively and quantitatively) how dilution and volume will affect the pH and concentration of hydroxide, hydronium and water
Language
English
Publisher
pHET Interactive Simulations
Publication Date
No date
Copyright Licence
CC BY-NC-SA
Copyright Holder
PhET Interactive Simulations
Creator/Author
Yuen-ying Carpenter (lead)
Keyword
pH
Dilution
Concentration
Acids
Bases
Subtracting Decimals: 3 Videos and 2 Online Activities
Level
Form 1
Subject
Mathematics
Topic
Decimals and percentages
Resource Type
Video
Sub-topic
Operations on decimals
More details
Description

Video 1: Strategies for subtracting decimals
Online activity 1: Subtracting decimals (tenths)
Video 2: Subtracting decimals (hundredths)
Video 3: More advanced subtraction strategies with hundredths
Online activity 2: Subtracting decimals (hundredths)

Language
English
Publisher
Khan Academy
Publication Date
No date
Copyright Licence
CC BY-NC-SA
Copyright Holder
Khan Academy
Creator/Author
Khan Academy
Keyword
Decimals
Subtracting decimals
Subtracting Decimals: 3 Videos and 2 Online Activities (Links)
Visualize Percents: 2 Videos and 1 Online Activity
Level
Form 1
Subject
Mathematics
Topic
Decimals and percentages
Resource Type
Video
Sub-topic
Percentages
More details
Description

Video 1: Finding percentages with a double number line
Video 2: Finding the whole with a tape diagram
Online activity: Find percents visually

Language
English
Publisher
Khan Academy
Publication Date
2022
Copyright Licence
CC BY-NC
Copyright Holder
Khan Academy
Creator/Author
Khan Academy
Keyword
Percentage
Visualize Percents: 2 Videos and 1 Online Activity (Links)