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Marissa Russo
Physical Science Post Test
scientific method | State a law |
All of the following are different types of scales to measure temperatures except... | Joules |
Water boils at (BLANK) degrees Celsius | 100 |
Scientific Notation of 0.00086 | 8.6 x 10 -4 |
The smallest part of an element | atom |
Chemical Formula for water | H2O |
The cutting of paper is a (BLANK) change | physical |
A (BLANK) has a variable shape but a definite volume | liquid |
Pressure of a gas is affected by all except... | color of container |
During (BLANK) water vapor condenses to form droplets... | Condensation |
During a (BLANK) reaction energy is given off to the surroundings.... | exothermic |
The three parts of an atom are all but... | microtron |
The positively charged particle in the atom is.. | electron |
The negatively charged particle in the atoms is... | electron |
The protons and neutrons of an atom are located... | inside the nucleus |
In the Bohr model the maximum possible number of electrons in the first three shells is... | 2-8-18 |
An isotope can be defined as.... | atoms of a given element that have different numbers of neutrons and different mass numbers |
You can tell that an atom has moved to another energy level because it will... | emit light |
What scientist is credited for having created the original periodic table... | Newton |
In an ionic bond which of the following is true... | all of the above |
A covalent bond occurs when... | two atoms share a pair of valence electrons |
The most reactive metal on the periodic table is.... | acid |
The most reactive nonmetal on the periodic table is... | francium |
The most stable group of elements on the periodic table is the... | fluorine |
If a substance has a pH of less than 7 it is an... | acid |
For a new substance to be neutral it must have a pH scale of ... | 7 |
Any element over the atomic number of (BLANK) are radioactive... | 83 |
The major advantage of nuclear power is that.... | nuclear power produces no air pollution |
All but which of the following are disadvantages to nuclear power... | nuclear power accounts for 20% of the power in U.S. |
Einstein's famous mass energy equation is... | E= mgh |
The two types of potential energy are.... | gravitational and elastics |
The major consumption of energy in cars machinery and movement is... | friction |
When riding a carousal and the speed is constant you are still accelerating because... | you are continually charging directions |
The formula you would use to calculate average speed is... | average speed=total distance/ total time |
On earth the acceleration of gravity is... | 9.8 m/s |
All of the following are a type of friction except... | slumping |
If gravity works to pull an object downward what forces works in the opposite direction... | air resistance |
Which one of the following is not one of the four universal forces at work here on earth... | radioactivity |
which one of the universal forces is weakest but works over the longest distance... | gravitational |
Which universal force holds the proton in the nucleus of an atom together... | strong nuclear |
An object at rest, will remain at rest and an object in motion will remain in motion in an example of Newton's (BLANK) law... | first |
For every action there is an equal and opposite reaction is an example of Newton's Law... | third |
Force is equal to mass X acceleration is an example of Newton's (BLANK) law... | second |