It means the material is fragile and can break/collapse easily. For example, some cookies are brittle because they flake off when you touch them.
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Ionic bonds involve the transfer of electrons from metal to non metal
covalent bonds involve sharing of electrons between two non metal
Thermal energy (also called heat energy) is produced when a rise in temperature causes atoms and molecules to move faster and collide with each other. The energy that comes from the temperature of the heated substance is called thermal energy.
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Answer:
a fundamental universal constant, the speed at which light and all forms of electromagnetic radiation travel in a vacuum, standardized ...
Explanation:
299 792 458 m / s
Answer:
160m/s
Explanation:
To find V Use the following formula V= F*W
V= Velocity F= Frequency W= Wavelength
V=20*8
=160m/s