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Approximations

Outcomes

In this lesson you will learn about:

  1. Rounding off numbers.
  2. Estimating answers to calculations.
Onderwerp en thema
Form 1
Mathematics
Approximations
Approximations in calculations
Type bron
Cursus
Taal
English
Publicatiedatum
2023

Approximations and Estimations

This YouTube video explores the concepts of approximations and estimations.

Onderwerp en thema
Form 1
Mathematics
Approximations
Approximations in calculations
Type bron
Video
Taal
English
Uitgever
FuseSchool Global Education
Publicatiedatum
2020
Schepper/Auteur
FuseSchool Global Education
Trefwoord
Approximations
Estimations

Cell theory

Introduction to cell theory--the idea that 1) all living things are made of one or more cells, 2) cells are the basic unit of life and 3) all cells come from other cells. Explore the roles that Hooke, Leeuwenhoek and others played in developing cell theory.

Hooke and Leeuwenhoek were two of the first scientists to use microscopes to study the microscopic world of cells. Hooke coined the term "cell" after observing the tiny compartments in cork, while Leeuwenhoek discovered a variety of living creatures in pond water, blood, and other samples. They contributed to the cell theory by suggesting that cells are the fundamental units of life and structure, and that all living things consist of one or more cells that originate from other cells by division. 

Onderwerp en thema
Form 1
Biology
Cell structure and organisation
Concept of cells
Type bron
Video
Taal
English
Uitgever
Khan Academy
Publicatiedatum
2015
Schepper/Auteur
Sal Khan
Trefwoord
Cells

Cells and organisms

All living things are made up of cells, which is the smallest unit that can be said to be alive. An organism may consist of one single cell (unicellular) or many different numbers and types of cells (multicellular).

Onderwerp en thema
Form 1
Biology
Cell structure and organisation
Concept of cells
Type bron
Video
Taal
English
Uitgever
Khan Academy
Publicatiedatum
2022
Schepper/Auteur
Khan Academy
Trefwoord
Cells

Eating & Exercise

Outcomes:

  • Design a diet and exercise regimen.
  • Estimate the number of calories required for basic survival.
  • Estimate the number of calories burned by exercise.
  • Explain how heart health depends on diet and exercise.
  • Explain how Body Mass Index (BMI) depends on weight and height.
Onderwerp en thema
Form 2
Biology
Nutrition
Nutrition and food nutrient concepts
Type bron
Simulatie
Taal
English
Uitgever
pHET Interactive Simulations
Publicatiedatum
No date
Schepper/Auteur
Sam Reid (Developer)
Trefwoord
Biology
Exercise
Energy

Introduction to the cell

Introduction to the cell.

Onderwerp en thema
Form 1
Biology
Cell structure and organisation
Concept of cells
Type bron
Video
Taal
English
Uitgever
Khan Academy
Publicatiedatum
2017
Schepper/Auteur
Sal Khan
Trefwoord
Cells

Particle model of matter

The particle model of matter is one of the most useful scientific models because it describes matter in all three states. Understanding how the particles of matter behave is vital if we hope to understand science!

The model also helps us to understand what happens to the particles when matter changes from one state to another.

Onderwerp en thema
Form 1
Physics
Structure and properties of matter
Structure of matter
Type bron
Werkbladen en klassikale activiteiten
Taal
English
Uitgever
Department of Basic Education
Publicatiedatum
No date
Schepper/Auteur
Siyavula
Trefwoord
Atom
Solid
Gas
Liquid

Phases of matter

In this unit, you will explore the three phases of matter and then look at the properties and differences between them. You will explore their shape, volume, and kinetic energy.

Onderwerp en thema
Form 1
Physics
Structure and properties of matter
Structure of matter
Type bron
Studieboeken
Taal
English
Uitgever
Department of Higher Education
Publicatiedatum
No date
Schepper/Auteur
Emma Harrage
Deelnemer
Michael Atkinson
Trefwoord
Energy
Volume
Shape

Properties of Materials

In this unit you will learn about different materials by investigating and observing the behaviour of their properties. This will include learning about the differences between metals and non-metals; whether they are isolators or conductors of electricity and heat, whether they are magnetic, how dense they are and whether they are acidic or basic.

Onderwerp en thema
Form 1
Physics
Structure and properties of matter
Structure of matter
Type bron
Studieboeken
Taal
English
Uitgever
Department of Higher Education
Publicatiedatum
No date
Schepper/Auteur
Emma Harrage
Deelnemer
Michael Atkinson
Trefwoord
Atom
Magnetized

Rounding Numbers: Online Activity

This online activity is a math game on rounding numbers. 

Onderwerp en thema
Form 1
Mathematics
Approximations
Rounding off numbers
Type bron
Werkbladen en klassikale activiteiten
Taal
English
Uitgever
GeoGebra
Publicatiedatum
2014
Schepper/Auteur
Σταμάτης Μακρής
Trefwoord
Rounding whole numbers
Whole numbers