Recursos educativos water página 83

Mostrando resultados de 1053

Complete the sentences
EduBook Organización
1754 visitas
Complete the sentences: A is a spherical representation of the Earth. A is a flat representation of the Earth. The is the state of the atmosphere at a particular place and time, and the is the state of…
Ver más
A saturated salt solution
Tiching explorer Organización
1859 visitas
In this lesson we learn how water molecules create bonds with salt ions. There is a Whiteboard presentation on solutions and a series of student's activities on saturated solutions. By watching…
Ver más
Look at the diagram and answer the questions
EduBook Organización
1751 visitas
Look at the diagram and answer the questions: What does the diagram show us? What are the main gases in air? Is this sentence true or false? "Approximately 99% of the air is made up of nitrogen and…
Ver más
Initial evaluation 04 - Energy
EduBook Organización
1742 visitas
Decide if the following statements are true or false: Food is our source of energy. ➝ Non-renewable energy sources will never run out. ➝ The Sun and wind are renewable energy sources. ➝ Water is…
Ver más
Microwaves
Tiching explorer Organización
1767 visitas
This simulation explains how the microwave oven works. We can adjust the frequency or amplitude of microwaves and watch water molecules rotating and bouncing around. We can either view the microwave…
Ver más
Weather and climate
Smart Organización
1756 visitas
This SMART notebook lesson offers interactive reading passages, before and after reading interactive activities, a printable reading passage, interactive water cycle activity, and a quiz along with…
Ver más
Amphibians
EduBook Organización
1713 visitas
2.1. Characteristics of amphibians Amphibians were the first vertebrates to colonise land, even though they still depended on water to reproduce. Amphibians can be divided into two groups: Anurans do…
Ver más
Learn to discover the starch in a leaf and see how stomata function
EduBook Organización
1713 visitas
1. Objective: to discover if starch is present in a leaf Plants store the glucose made during photosynthesis as starch. To test this hypothesis, a leaf will be examined for the presence of starch.…
Ver más
Did you know?
EduBook Organización
1689 visitas
Perspiring is really important. It is a mechanism for regulating our body temperature. When we sweat from the heat or doing exercise, the water that our skin excretes evaporates on contact with the air…
Ver más
Find out more
EduBook Organización
1682 visitas
A hydra is a type of cnidarian. It is only a few millimetres long and lives in fresh water. Hydras reproduce asexually by budding. The hydra in this photo has a bud growing out of its left side. This…
Ver más