Scientist Projects
Why does the water level drop in Mono Lake?
Because of Evaporation.
What is Mass?
It is the amount of Matter in an object.
What is the abbreviation for the element Sodium?
(Na)
How do you fine the amount of mass in am object?
You place the object on a balance.
To find Fahrenheit you subtract 30; then divide by 1.20
False
When an object is hot how does it different from when it is Cold?
When an object is hot the atoms go far apart, but when it is cold they come together.
What is volume?
The amount of space that matter occupies in an object.
What is the most common element for conducting Electricity
Copper
How do u find the weight of a weirdly shaped object?
You use the the displacement method.
People never used gold in calculators.
false
In the Fermentation process of making pizza Require 02 To happen.
No, it relies on energy
What are Protons?
Positively charged particles
What is the atomic number of Lithium?
3
What is the density formula?
D=M/V AKA (Density= Mass/Volume)
Solubility describes how easily a substance dissolves in another substance
True
What gas does Sodium Bicarbonate and an acid release when mixed?
It releases Carbon Dioxide.
What is another word for Sodium Bicarbonate?
Baking Soda.
What are the 6 most common elements in living things.
Carbon, Hydrogen, Nitrogen, Phosphorus, and Sulfur
What is the formula for volume?
V=L*W*H (Volume =Length*With*Height)
Do people use Sodium as a way to treat water.
True
Do liquids of different Density Always separate when mixed?
If they have similar density when mixed they will stay mixed. If they have completely different density they will come together then stay separated.
What is relative density?
The comparison of the density of material as it relates to another (usually water)
How do you find the number of neutrons in a Neutral Element?
Subtract The atomic number from the atomic mass.
If a banana weights 2 pounds on Earth how much does it weight on Jupiter (hint: 1-10 Pounds)
It would weight 4 pounds
Hydrogen is the 2nd lightest element
False