What determines the properties of elements?

Question 25 options:

the number of electrons that fill the outer shell

the total number of electrons

the number of electron shells

the number of neutrons

the average atomic mass

You have two pieces of metal. metal a has a higher temperature than metal b. what does this tell you about them

One feels diffulcites tobreath in a deep well while cleaning it, why?

HOw are ferns and trees alike and different and what would survive longer without rain fern or tree

True or False? Heat energy moves from cold areas to warm areas.

The state of an object accelerating due to the force of gravity alone

How well does the infographic ""Plastics in the Ocean"" present a solution to the problem it describes?

Which of the following would be a good question that could be scientifically investigated? what is the best advice a parent can give a child what is the most appropriate number of dogs per household do cherry popsicles freeze slower than orange

Formulas (equations) : A = 3x and B = 5x + 1 As x increases, does A or B go up faster? if x=0, then A=? if x=1 then B=?

Sound travels 2146 m through a material in 1.4 seconds. What is the material?

What two pieces of data indicates that uranus resides in the outer layer of the solar system.