chemistry
One of the essential minerals in the human body is salt. How much salt is in the average adult human body?
250 grams
What do we call the most basic structure of living things
cell
Can a star turn into a planet
yes
The symbol Ag stands for which element?
silver
What are the 2 main types of electricity?
static, current
If you fill a glass to the brim with ice water and the ice melts, what will happen?
The water level will drop slightly as the ice melts.
What is genetics
the scientific study of genes and heredity
Does sound travel faster in space
sound doesnt travel at all in space
the symbol s stands for which element
sulfer
What is 1 example of electricity?
(anything electric)
The symbol Sb stands for stibnum or stibnite. What is the modern name of this element?
antimony
in order to identify the probability of inheritance, we can use a
Punnett squares
Can gravity form waves
yes
The symbol sn stands for which element?
tin
How does electricity flow?
Current flows from positive to negative and electron flows from negative to positive
Who is credited with the invention of the modern periodic table?
Mendeleev
Where is DNA found inside a cell
nucleus
What Is the Universe Made of
matter
The symbol zn stands for which element?
zinc
How is a current measured?
ammete
You can't live without iron. Where in the body is most of the iron located?
your blood
Photosynthesis is a chemical reaction that is important because
it is the process that plants use to transform carbon dioxide into oxygen with the help of sunlight
How Long Does a Star Live
10-20 million years
The symbol na stands for which element?
sodium
What are the 7 main energy types?
mechanical, chemical, electrical, electromagnetic, thermal, sound, and nuclear energy