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Friday, October 25, 2019

Hurumanu - Renewable Energy

Aim: To make a solar powered oven.

Materials: 

  1.   Cellotape
  2.   Pizza box
  3.   Glab wrap
  4.   Tin Foil
  5.   Scissors
  6.   Newspaper
  7.   Ruler
  8. Straw
  9. Vivid Marker
  10. Black Plastic
  11. Marshmallow
  12. Biscuit
Steps:
  1. Cut out the flap on the lid of the Pizza Box so that it is 5cm around the edge.
  2. Cellotape some Tinfoil on the inside of the flap.
  3. Cellotape some glad-wrap so that the hole you have cut on the Pizza Box lid is covered over with the Glad-Wrap.
  4. Put a piece of Black Plastic on the bottom of the inside of the Pizza Box.
  5. Make a Paper square that fits inside the Pizza Box and lays around the edge.
  6. Put a Marshmallow on top of a Chocolate Biscuit, place it on a Plastic Plate and put it in the Solar Oven.
  7. Put it in the sun to cook.
Findings:

Time
Temperature
0
Haven't started
15
Haven't started
30
Haven't started
45
Haven't started

Conclusion:

This term in week 2 in science, we have started a new experiment called Renewable energy. We got into groups of four and I am with Janel, Keyana and Tahnesha. We had to make a solar powered oven by using the following materials on Mr Palmer's blog and also watch a video and write down the steps on how to make it. After that we got to make a s'more and put it in our solar oven that we made and leave it resting in the sun to cook.
Overall it was a great experiment and lesson and I enjoyed learning about renewable energy.


Aim: To make a presentation that investigates different renewable energy's.

Section 1: Title Page

Make a title page that incorporates all renewable energy 's Hydro, Solar, Wind and Wave. 

I have done my title page on paper.

Section 2: Definitions

Define and provide a picture of each energy type.

Hydro Energy:
Image result for hydro energy"


Solar Energy:
Image result for solar energy"

Wind Energy: 
Image result for wind energy"

Wave Energy:
Image result for wave energy"

Section 3; Investigate each of the 4 Energy types.
( Hydro ,Solar ,Wind ,Wave ) 

  1. Type: 
Hydro energy is a type of energy that comes from flowing water into electricity. 

Solar energy is a type of energy that is emitted from the sun, for example, it is sunlight that shines through a window and heats up a room.

Wind energy is a electrical energy obtained from harnessing the wind with windmills or wind turbines.  

Wave energy is the capture of energy of wind waves to do useful work for example, electricity generation or pumping water. 
  1. Is it used in NZ ?
Hydro energy has been a part of New Zealand's energy system for over 100 years and continues to provide more than half of the country's electricity needs. 

Solar energy in New Zealand is on the rise, but operates in an entirely free market with no form of subsidies or intervention from the New Zealand Government

Wind power- In New Zealand there are 17 wind farms operating. As of December 2017, New Zealand had an installed wind generation capacity of 690 MW. IN the 2017 Calendar year, wind power produced 2,120 GWh of electricity.    

 New Zealand has large ocean energy resources but does not yet generate any power from them. TVNZ reported in 2007 that over 20 wave and tidal power projects are currently under development.  


Other Countries that use it?

Hydro energy - There are also other countries that have hydro power such as China, Canada, Brazil, the United States and Russia, they also have big land masses.

 Solar energy - China, United states, Japan, Germany, India, Italy, United Kingdom and Australia have Solar Energy. 

Wind energy - France, Canada United Kingdom, Spain, India, Germany, United States and China have Wind energy.

Wave energy - The Western coasts of Scotland, Northern Canada, Southern Africa, Australia, Northwest Coast of United States and particularly Alaska have Wind energy.   

How is it used to generate electricity?

Hydro Power plants capture the energy of falling water to generate electricity.

Solar energy generates electricity indirectly by capturing the heat of the sun to produce steam, which runs a turbine that produces electricity.  

Wind power converts the kinetic energy in wind to generate electricity or mechanical power. 

Wave energy is produced when electricity generators are placed on the surface of the ocean.   


Draw and label a diagram of the main parts of the electricity generator?
This can be done on paper and uploaded or on a drawing program on your device. I do not want any internet images or pictures. They must be hand drawn using a ruler and labelled. 


Section 4: Renewable Energy in the future.

List 10 ways that renewable energy will be used in the future to replace our current activities.

  

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