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WELCOME TO THIS GREAT AND EXCITING EDUCATIONAL BLOG
Welcome to my TEAS Exam Prep blog. I hope it will help you prepare very well for the pre-nursing entrance exam, popularly known as the TEAS exam. This is one of the entrance exams required by some schools for those who want to pursue careers in the nursing field in the USA. I will attempt to break down the review materials into manageable parts so that you can systematically and efficiently prepare for the test with less stress. I will guide you to prepare for the entire content of the test. Hopefully, you will be able to pass after going through these series.
Best of luck!
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Thursday, December 29, 2016
MESSAGE FOR THE SEASON: YOU ARE HIGHLY FAVORED!
I was young and now I am old, yet I have never seen the righteous forsaken or their children begging bread. (Psalm 37:25)
Cast your burden on the Lord, and he will sustain you; he will never permit the righteous to be moved. Psalm 55:22 (ESV)
Wednesday, December 28, 2016
ANALYSIS OF DATA: RATE OF REACTION
Answer the following questions based on the information above.
1. At what time is the reaction in equilibrium?
A. 6 s
B. 10 s
C. 8 s
D. 9 s
2. What is the concentration of the product at equilibrium?
A. 0.3 M
B. 0.4 M
C. 0.45 M
D. 0.5 M
3. During which time interval is the rate of the forward reaction greater than the rate of reverse reaction?
A. 0-9 s
B. 9-10 s
C. 10-15 s
D. 15-25 s
4. During which time interval is the rate of the reverse reaction greater than the rate of the forward reaction?
A. 0-9 s
B. 9-25 s
C. 5-9 s
D. 0-5 s
5. What is the concentration of the product at the beginning of the reaction?
A. 1.0 M
B. 0 M
C. 1.15 M
D. 0.5 M
6. What is the concentration of the reactants at the beginning of the reaction?
A. 1.0 M
B. 0 M
C. 1.15 M
D. 0.5 M
ANWSERS
1. D 2. C 3. A 4. B 5. B 6. C
Tuesday, December 27, 2016
Friday, December 23, 2016
Wednesday, December 14, 2016
THE SIX TYPES OF SIMPLE MACHINES
Mechanical advantage = Output force
Input force
There are six simple machines.
- Lever
- Wheel and Axle
- Wedge
- Inclined plane
- Screw
- Pulley
First Class Machine: The pivot is between the effort and the load.
Second Class Machine: The load is between the effort and the pivot.
Wednesday, December 7, 2016
MULTIPLE CHOICE QUESTIONS FOR THE WEEK
1. The density of an object is
a) The mass divided by the volume D = m/v
b) The volume divided by the mass D = v/m
c) The same as its weight
d) The same as the size of the object
2. If two objects have the same volume but one has a greater mass, the one with greater mass
a) Has a lower density
b) Has a higher density
c) Will float
d) Will sink
3. If two objects have the same volume but one is made up of smaller and heavier atoms, the one with small heavy atoms will
a) Be larger than the other
b) Be less dense than the other
c) Be more dense than the other
d) Float
4. If you cut a wooden block in half, each half would have
a) Half the density of the original piece
b) Twice the density of the original piece
c) The same density as the original piece
d) No density at all
5. In the water displacement method for finding volume
a) You subtract the final volume from the initial volume
b) You subtract the initial volume from the final volume
c) You add the initial and final volumes
d) You divide the final volume by 2
6. If two objects have the same mass but different volumes
a) The one with the larger volume has the lower density
b) They must have the same density
c) The one with the larger volume has the higher density
d) The one with the larger volume is twice as dense
7. If the density of water is 1 gram/cm3, this means that the mass of 100 cm3 of water should be
a) 100 grams
b) 50 grams
c) 1000 grams
d) 1 gram
8. Density is a characteristic property of a substance. This means that the density of water
a) Changes depending on the volume
b) Stays the same regardless of the volume
c) Is greater for a greater mass of water
d) Is less for a smaller mass of water
9. 100 milliliters of water has a mass of 100 grams. If you measured the mass of 50 milliliters of water, the mass would be
a) 25 grams
b) 200 grams
c) 100 grams
d) 50 grams
10. To find the mass of water in a graduated cylinder, you could
a) Take the total mass of the water and graduated cylinder and subtract the mass of the water
b) Take the total mass of the water and graduated cylinder and subtract the mass of the graduated cylinder
c) Add the mass of the water to the mass of the graduated cylinder
d) Take the total mass of the water and graduated cylinder and divide the mass by two
11. An object should float in a liquid if it is
a) More dense than the liquid
b) Less dense than the liquid
c) Lighter than metal
d) Shaped like a ball
12. A tiny piece of sand is very light but sinks in water. This is because
a) Sand is a solid
b) Sand is less dense than water
c) There is more water than sand
d) Sand is more dense than water
13. Wood floats in water. If you measured the mass of the same volume of wood and water
a) The water would have a greater mass
b) The water would have a lower mass
c) The mass of the wood and water would be the same
d) The mass of the wood and water would both be 100 grams
14. A candle floats in water but sinks in alcohol. This is because
a) The candle has less mass in alcohol
b) The water has less mass than the alcohol
c) The water is more dense than the alcohol
d) Water and alcohol are both liquids
15. Alcohol is less dense than water. If you measured the mass of the same volume of alcohol and water
a) The water would have a greater mass
b) The water would have a lower mass
c) The mass of the alcohol and water would be the same
d) The mass of the alcohol and water would cancel each other out
16. A carrot floats in salt water but sinks in fresh water. This is because
a) Salt water is more dense than fresh water
b) Fresh water is more dense than salt water
c) The carrot is more dense than salt water
d) A larger piece of carrot has a different density
17. The density of hot water
a) Is greater than the density of cold water
b) Is less than the density of cold water
c) The same as the density of cold water
d) Depends on the volume of water
18. The density of hot and cold water are different mainly because
a) The molecules in hot water move slower and are slightly closer together
b) The molecules in hot water are larger
c) The molecules in hot water move faster and are slightly further apart
d) The molecules in cold water move faster and are further apart
ANSWERS
1. a
2. b
3. c
4. c
5. b
6. a
7. a
8. b
9. d
10. b
11. b
12. d
13. a
14. c
15. a
16. a
17. b
18. c
Tuesday, December 6, 2016
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