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What is density ?
What are the units for density ?
What is the density of water?
Density of a substance tells u how much mass is packed into a particular volume. Density is defined has mass over volume
Gram cm-3 =gcm-3 and kilogram -3= kgm-3
The density of water is 1gcm-3
It tells u how much ......
Grams , kilograms......
1.....
In this pyramid how do u know which one to divide/multiply By which?
How can heavy objects float ?
What does energy mean in science ?
U cover the letter u are trying to find
For example a ship is heavy but the air in it has less density than water so that’s how it floats
The ability to do work
Energy
What is the unit used for energy
List the forms of energy
What is the principles of conservation of energy ?
Joule
Kinetic ,potential,electrical,sound,heat,nuclear,solar,chemical,
Energy never goes away instead it changes from one form to another
It starts with J
Kinetic, potential ......
Energy never goes away ...
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