Sunday, July 27, 2014
Sunday, July 13, 2014
Tuesday, May 27, 2014
Types of Plants
There are many types of plants. According to its stem, plants can be: a tree, a bush or a grass.
TREES
Trees are plants with a woody stem, called trunk. The branches grow out from the trunk high above the ground.
Trees can
be deciduous or evergreen. Deciduous trees
lose their leaves in autumn and grow new ones
in spring. Evergreen trees do not lose their
leaves and are green all year round.
Wednesday, May 21, 2014
Parts of the Plant
Parts of the plant
The stem of a plant connects the roots with the leaves. The stem
supports the plant. Stems transport water and minerals from the roots
to the flowers and the leaves. Stems can be woody or soft.
Leaves grow from the stems and branches of the plant. Leaves use sunlight, air, water and minerals to make food for the plant. Different types of plants have different types of leaves. Most leaves are flat to absorb as much sunlight as possible.
Roots are the part of the plant that is under the ground. They absorb water and minerals from the soil, and they hold the plant in the ground.
Leaves grow from the stems and branches of the plant. Leaves use sunlight, air, water and minerals to make food for the plant. Different types of plants have different types of leaves. Most leaves are flat to absorb as much sunlight as possible.
Roots are the part of the plant that is under the ground. They absorb water and minerals from the soil, and they hold the plant in the ground.
Monday, May 19, 2014
Characteristics of Plants
CHARACTERISTICS OF PLANTS
- Plants are living things.
- They need water, air, sunlight and minerals from the soil.
- They make their own food.
- They form seeds to reproduce.
- They can’t move around, but they react to their environment.
Monday, May 12, 2014
Tuesday, May 6, 2014
Unit 5 Review Worksheets
Download and print these worksheets to practice UNIT 5 grammar. You can find the answers at the end of each worksheet.
Tuesday, April 29, 2014
The Properties of Air
The properties of air
Air has different properties.- Air is invisible. It has no color.
- Air has no shape. It takes the shape of its container, like all gases. Air occupies the greatest possible space.
- Air has no taste or smell.
- Air has weight. A balloon with air inside weighs more than a balloon with no air inside.
Monday, April 28, 2014
Wednesday, April 23, 2014
All living things need air
All living things need air
The Earth’s atmosphere is made up of air. Air is a mixture
of different gases. The main gases are nitrogen, oxygen
and carbon dioxide. All living things need air to survive.
- Animals and people need air to breathe. We breathe oxygen into our lungs and breathe out carbon dioxide. Fish take in air from water through their gills. Aquatic mammals, such as whales and dolphins, come to the surface of the water to breathe in air.
- Plants need carbon dioxide from air to make their food. They release oxygen into the atmosphere.
Tuesday, April 22, 2014
SCIENCE UNIT 8 - AIR
UNIT CONTENT
Content objectives
Language objectives
Content objectives
- Understanding that air is necessary for life
- Appreciating the uses of air
- Analyzing the characteristics of air
- Knowing the composition of air
- Learning about the atmosphere, its functions, and some atmospheric phenomena
- Appreciating the importance of breathing clean air
Language objectives
-
Describing the uses of air: to breathe; in tyres; for pushing sailing boats
-
Stating facts: zero conditional: If we burst a balloon, the air escapes.
-
Making comparisons: It weighs less than...; there is more ... than ...
-
Describing a hypothetical situation: 2nd conditional: If there were ... the Sun
would burn ...
|
CONCEPTS
|
PROCEDURES
|
ATTITUDES
|
|
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• Appreciate the importance of
breathing clean air
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EARTH DAY
Today (April 22) we celebrate Earth Day. We made this simple and fun activity in the art class.
- Color the Earth and cut it out
- Trace both hands in a piece of paper, cut them out and stick them to the Earth
- Write 5 things you can do to help save the Earth
- Glue everything together on a frame.
Idea from: http://boymamateachermama.com
Tuesday, April 8, 2014
Unit 7 Review: Water
Here is a quiz about the water unit. At the end you can find the answers.
Thursday, April 3, 2014
The three states of water
THE THREE STATES OF WATER
Water exists in three states: liquid, solid and gas.
- Rain, rivers and oceans are examples of water in a liquid state.
- Ice, snow and hailstones are examples of water in a solid state.
- Water vapor is a gas.
Water can change states.
Water changes from one state to another when it's temperature changes.
- When liquid water is cooled to below 0°C, it changes into ice. This is solidification.
- When ice is heated, it changes into liquid water. This is melting.
- When liquid water is heated, it changes into water vapor. This is evaporation.
- When water vapor cools, it changes into liquid water. This is condensation.
The Water Cycle
THE WATER CYCLE
-
1 From the oceans to the clouds
Water is continually moving around the Earth. This causes the water cycle.The water cycle begins when water from the oceans, lakes and rivers heats up and evaporates to form water vapor. Water vapour passes into the cold atmosphere. The cold temperature makes the water vapour cool down and condense. Condensed water in the atmosphere turns into tiny water droplets and forms clouds. Clouds move across the sky with the wind. -
2 From the clouds to the land
As clouds move across the sky, the tiny water droplets in the clouds join together to form larger drops. These large drops of water fall to the land as rain. When rain freezes, it falls to the land as snow or hail. -
3 From the land to the sea
When rain falls on the land, it forms streams. Streams flow into rivers. Rivers flow into seas and oceans. When snow melts, it flows into the streams and rivers and finally reaches the sea. Sometimes, rainwater and melted snow sink deep into the ground to form aquifers. Water from wells and springs comes from aquifers.
Tuesday, April 1, 2014
Wednesday, March 26, 2014
Tuesday, March 25, 2014
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