For my understanding
Basic Permanent Black Ink:
Mix egg yolk, gum Arabic and honey in a small bowl. Add lamp black to make a thick paste. Store in a jar. To use, mix a little paste w/ a little water to make a fluid.
Prussian Blue Ink:
Dissolve Prussian Blue (available as laundry bluing) in water. Makes a rich blue ink.
Brown Ink:
Pour boiling water over the tea bags in a large bowl, add gum Arabic. Steep for 15 minutes. Squeeze teabags to extract as much tannic acid as possible. Strain and allow to cool before bottling. Use with a paintbrush or quill pen, etc.
Solar energy created electricity from sunlight. There are no resources used from the planet (apart from the materials used to make the panels).
The same use of energy that is used to bring necessary materials into a cell.
alot
Cells use oxygen and glucose to power raw materials and make ATP for energy.
It is a cell that coverts solar energy into electrical energy
ewan ko.malay ko ba ha.kaya nga nagtatanong ako e.
Solar energy created electricity from sunlight. There are no resources used from the planet (apart from the materials used to make the panels).
Sam learning
Dental materials are examples of materials that are used to make impressions.
what materials were used to make coal trucks
who first used plants to make materials
The same use of energy that is used to bring necessary materials into a cell.
The materials used to make cement are,Calcareous materials (limestone)Argillaceous materials (clay)gypsumCoal dustIron oxidemagnesiumAlkalies
Wool or Cotton. They are both materials that can be used to make a blanket.
Wool or Cotton. They are both materials that can be used to make a blanket.
alot
Because the materials used to make mobile phones are not an infinite quantity. Additionally, it takes more energy to refine raw materials than to recycle.