matter is made of this
What is atoms?
The negative charge in an atom
what is an electron?
The atomic number tells you the number of
A pure substance that cannot be broken down further
What is an element?
Substances that are shiny, malleable and ductile are
What is metals ?
Which cell structure do nutrients pass through to enter a cell?
What is the cell membrane?
Matter must have these two things...
What is mass and volume?
The positive charge in an atom is ...
What is a proton ?
How many electrons can fit in the 1st energy level
What is 2?
A pure substance that is 2 or more elements bonded together is a
Sulfur is brittle and does not conduct electricity , it is a
What is a nonmetal?
A group of tissues that work together to perform a specific function is called
What is an organ?
Energy is not matter because ...
It does not have mass and volume/ or not made of atoms
The neutral part of an atom is the
What is the neutron ?
How many protons are in hydrogen?
What is 1?
The only way to break down a compound is with this...
What is a chemical reaction?
Neon gas and helium gas are both
What are noble gases?
Which gas is used by humans in the process of cellular respiration?
What is oxygen?
A hot air balloon proves that air is ----
What is matter
The neutrons are found in the
What is the nucleus?
How many electrons are in hydrogen?
What is 1?
Chex mix is an example of a
What is a mixture?
sugar is a
What is a compound?
The carbohydrates, proteins, and minerals that are vital to an organism’s survival are found in....
What is food?
What does the law of conservation of mass say about matter?
Matter cannot be created or destroyed.
The electrons are found in the
What is the energy level, or orbitals ,
How many neutrons are in hydrogen?
What is 0?
Mixtures can be separated by
What is physical means?
A metal that is a liquid on earth is
What is mercury?
During the process of photosynthesis, green plants produce
What is sugar?
An individual atom is a specific ___________ from the periodic table
elements from the periodic table
The mass of the atom comes from the ...
What are the protons and neutrons ?
How is the number of neutrons determined?
What is substract the mass from the atomic number?
Compounds like water and carbon dioxide form
What are molecules ?
Uranium and polonium are both
What is radioactive?
This Process occurs during the growth and development of a fertilized human egg
What is cell division?
The two types of nuclear energy are from nuclear
______________
What are fission and fusion ?
An element that explodes in water is ...
Lithium, sodium, potassium, rubidium, cesium and francium
Nobel gases have how many electrons ? not helium
what is 8 ?
The process of boiling is considered to be a
What is a physical change?
To measure a wave from crest to crest is called its ______
What is wavelength?
All of the plants and animals living in the same area make up a...
What is a community?