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Final Exam

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1.
2 points
Which of the following best defines science?
2.
2 points
An educated guess that can be tested is a __________________.
3.
2 points
A scientist is attempting to create a new technology. In what type of research is he engaging?
4.
2 points
You are researching how matter and energy interact. This is an example of _____________
5.
2 points
In a closed system, energy can be _________ but not ____________
6.
2 points
Which of the following would be an example of velocity?
7.
2 points
According to Newton's second law of motion, if the mass of an object remains the same and the acceleration doubles, the force required to move it will ________________.
8.
2 points
An object's momentum is based upon its ______________.
9.
2 points
The gravitational force of the sun on the moon is ____________ than that of the gravitational force of the Earth, due to the difference in _____________.
10.
2 points
A diver standing motionless on the high board has high ___________ energy.
11.
2 points
Which of the following scenarios would violate the second law of thermodynamics?
12.
2 points
Electrical power (watts) is directly related to the _______________.
13.
2 points
An MRI works because strong _________ makes nuclei rotate and absorb ___________ at different frequencies.
14.
2 points
A surfer wants to ride the waves and checks to find out they are 6 feet high. This is the ______________ of the wave.
15.
2 points
Rainbows are formed because the raindrops _____________ the light from the sun.
16.
2 points
In the electromagnetic spectrum, the ___________ is inversely proportional to the __________________.
17.
2 points
(Dr. Williams threw this out, but I'll put it in so the numbering of the test questions stays the same). On the periodic table, sodium (Na) has an atomic number of 11 and an atomic weight of 22. This means sodium has ________.
18.
2 points
In the Bohr atom, electrons are said to be found in different states. This allows for _____________.
19.
2 points
When an atom achieves its "magic number" of electrons by losing or gaining an electron, it is most likely to participate in a ____________.
20.
2 points
At high temperatures, high-energy collisions strip an atom of electrons resulting in ____________ formation.
21.
2 points
Antacids often contain sodium bicarbonate which helps cause ____________ to neutralize the symptoms.
22.
2 points
The property of material relies on all of these features EXCEPT __________
23.
2 points
Which of the following arrangements would make a workable transistor?
24.
2 points
A closed test tube is filled with radioactive material. When the test tube is examined sometime later, helium gas is now present in the test tube. What type of radioactive decay occurred?
25.
2 points
Nuclear power plants use uranium-235, which undergoes a chain reaction via ____________ to produce energy.
26.
2 points
Biological organisms are classified using categories that go broader to narrower. Which of the following are arranged in the proper order?
27.
2 points
You have identified a single-cell organism without any internal structures. Based on this you can identify it as a member of ____________.
28.
2 points
An insect would be classified as _______________.
29.
2 points
Which of the following is NOT one of the tenets of the cell theory?
30.
2 points
Composed of a phospholipid bilayer, the _____________ separates the cell from the environment
31.
2 points
During ___________________ light energy is captured to produce biological energy.
32.
2 points
In mitosis the chromosomes are pulled apart during _________ phase.
33.
2 points
Hydrogen bonds from giving proteins a specific shape, called the ________ structure.
34.
2 points
Which organic molecule is primarily used for energy in organisms?
35.
2 points
In a cross between two homozygote parents (one recessive, one dominant) what would be the resulting offspring?
36.
2 points
RNA is different from DNA in all of the ways below EXCEPT ___________
37.
2 points
Enzymes unzip DNA and create RNA by matching the appropriate nucleotides in what process?
38.
2 points
Which of the following types of RNA are NOT involved in protein synthesis?
39.
2 points
DNA can be used in court cases because ______________.
40.
2 points
An earthquake travels through the earth in the form of ____________
41.
2 points
Where are volcanoes found?
42.
2 points
Continental drift has been confirmed by what evidence?
43.
2 points
Heat is redistributed around the planet via the oceans great __________
44.
2 points
Weather is defined by 5 variables: __________________
45.
2 points
Intense pressure and heat can change sandstone into quartz. Sandstone is a(n) ______________ rock, while quartz is a(n) ______________ rock.
46.
2 points
(Dr. Williams will accept one of two different answers as correct) The northern lights seen at high latitudes result from an interaction between the flow of _______________.
47.
2 points
Main sequence stars like our sun, will eventually expand and become a ___________ which has relatively cool outer layers.
48.
2 points
Redshift and Doppler effect are the same phenomenon except Redshift is examining _____________ and Doppler effect is examining __________.
49.
2 points
The universe began as a hot, dense concentration of energy and has been expanding ever since, according to __________________.
50.
2 points
Astronauts who spend weeks in space should be concerned about their _________ due to the lack of gravity.
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