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What scientific principle is demonstrated every time there is a chemical reaction?
material reacts in the presence of another material
What is the material that makes leaves green?
The presence of chlorophyll gives the leaves the color green .
Is flammability a chemical property that tells whether a substance reacts to the presence of carbon dioxide?
oxygen
How can you tell if a metal is a magnetic?
If you have a magnet, you can see if the magnet is attracted to the material in question.A diamagnetic substance can be identified by weak repulsion in the presence of a magnetic field.A non magnetic substance has no effect in the presence of a magnetic field provided the field is weak.Because if the field is strong enough the tiny electronic magnets may get rearranged so as to have an effect.
What principle can be applied to all chemical reactions?
material reacts in the presence of another material
What material is used to show the presence of a substance?
An indicator shows the presence of another substance.
A materials ability to burn in the presence of oxygen?
A material's ability to burn in the presence of oxygen is called flammability.
What would the presence of the harmful material in the stomach cause?
penises
How can we find carbon's presence in some material?
Metal Oxidation
What is the term for a material ability to burn in the presence of oxygen?
Flammability
What scientific principle is demonstrated every time there is a chemical reaction?
material reacts in the presence of another material
The presence of a harmful material in the stomach will most likely cause?
vomiting
The presence of this material in the urine results in pyuria?
white blood cells
What is the material that makes leaves green?
The presence of chlorophyll gives the leaves the color green .
What are challenges of teaching in Tanzania secondary schools?
first the material presence equipment and then motivation to teachers
Is there a ghost in the room?
Yes. I am that ghost. I just haven't lost my material shell yet. Next!But seriously, folks: If you can't feel their presence, they aren't there. If you Do feel their presence, you will be ostracized.
Light energy is converted to chemical energy?
we can use photo catalyst material which works in presence of light.
