# Questions Asked onJune 22, 2011

1. ## chemistry

what is the total mass of LiBr required to make 500.0 grams of an aqueous solution of LiBr that has a concentration of 338 ppm?

2. ## physics

A 20 kg crate is placed on a horizontal conveyor belt. The materials are such that μs = 0.6 and μk = 0.3. (c) What is the maximum acceleration the belt can have without the crate slipping? (d) If acceleration of the belt exceeds the value determined in

3. ## college physics

A 1100 kg wrecking ball hangs from a 14m-long cable. The ball is pulled back until the cable makes an angle of 17.0 degrees with the vertical.By how much has the gravitational potential energy of the ball changed?

4. ## statistics

There are two different formulas or methods that can be used to calculate SS. a. Under what circumstances is the definitional formula easy to use? b. Under what circumstances is the computational formula preferred?

5. ## physical science

A 6 kg bowling ball rolling at 5 m/s strikes a stationary 4 kg bowling ball. If ball #1 is moving forward at 2 m/s after the collision, what is the speed and direction of ball #2? What is the impulse of the system? If the collision last for .5 seconds, how

6. ## Physical Science

A dog having a mass of 32.0 kg runs at a constant pace of 9.50 km/hr. What is the magnitude of the dog's momentum?

7. ## Physics

A 36 kg box hangs from a rope. What is the tension in the rope if the following are true? (a) The box moves up a steady 5.0 m/s? (b) The box has vy = 5.0 m/s and is slowing down up at 5.0 m/s2?

8. ## physical science

Suppose you are playing ice hockey in the middle of a totally frictionless frozen pond. How can you move yourself to the edge of the pond? Explain what you would do and why it would work.

9. ## chemistry

If it requires 30.0 milliliters of 1.2 molar HCl to neutralize 20.0 milliliters of NaOH, what is the concentration of the NaOH solution? Balanced equation: NaOH + HCl NaCl + H2O 0.60 M NaOH 0.80 M NaOH 1.3 M NaOH 1.8 M NaOH

10. ## statistics

In an extensive study involving thousands of British children, Arden and Plomin (2006) found significantly higher variance in the intelligence scores for males than for females. Following are hypothetical data, similar to the results obtained in the study.

11. ## chemistry

If it requires 30.0 milliliters of 1.2 molar HCl to neutralize 20.0 milliliters of NaOH, what is the concentration of the NaOH solution? Balanced equation: NaOH + HCl NaCl + H2O (3 points)

12. ## operating system

Given that main memory is composed of three page frames for public use and that a seven page program (with pages a, b, c, d, e, f, g) requests pages in the following order: a, b, a c, d, a, e, f, g, c, b, g a. Using the FIFO page removal algorithm, do

13. ## Physcis

An object slides without friction in a bowl shaped like a hemisphere. It is released from rest at one edge of the bowl, slides up the other side before stopping right on the edge of the bowl. During which part of this process is the power being delivered

14. ## math

Your friend is thinking about buying shares of stock in a company. You have been tracking the closing prices of the stock shares for the past 90 trading days. Which type of graph for the data, histogram, Pareto or time-series, would be the best to show

15. ## chemistry

How many grams of O2 are required to burn 46.0 grams of C5H12?

16. ## chemistry

What is the approximate boiling point of the substance represented by the complete heating curve below? (2 points) A) 30°C B) 40°C C) 50°C D) 100°C

17. ## Penn Foster

Which would you use to sort through slides for a slide presentation? Camera, Opaque projector, Copy Machine, Light Box I think it is a camera. I cannot find any material to really answer the question other than it says that slide presentations can use

18. ## geometry

the sides of a quadrilateral abcd are 6cm,8cm,11cm and 12cm respectively,and the angle between the first two sides is a right angle.find its area.

19. ## science

importance of ict in electrical electronic engineering

20. ## maths

construct a quadrilateral PQRS such that PQ=8.5cm, QR=6cm PS=5cm. SPQ = 60 degrees. and PQR=105 degrees. construct a circle passing through, S, P, Q. measure the radius of the circle

21. ## accounting

For 2010, Fielder Corporation reported net income of \$30,000; net sales \$400,000; and average shares outstanding of 6,000. There were no preferred stock dividends. What was the 2010 earnings per share? (Points: 4) \$4.66 \$0.20 \$66.67 \$5.00

22. ## chemistry

what is the total mass of LiBr required to make 500.0 grams of an aqueous solution of LiBr that has a concentration of 338 ppm?

23. ## statistics

A bank’s loan officer rates applicants for credit. The ratings are normally distributed with a mean of 175 and a standard deviation of 15. If an applicant is randomly selected, find the probability of a rating that is between 150 and 200.

24. ## physical science

a 4.5 kg ham is thrown into a stationary 15 kg buggy. at what speed will the cart travel if the ham had an initial speed of 2.2 m/s ? if the ham hits the buggy with 2N of force how long did the collision between the two last?

25. ## statistics

Calculate SS, variance, and standard deviation for the following population of N _ 7 scores: 8, 1, 4, 3, 5, 3, 4. (Note: The definitional formula works well with these scores.)

26. ## statistics

Does it ever seem to you that the weather is nice during the work week, but lousy on the weekend? Cerveny and Balling (1998) have confirmed that this is not your imagination—pollution accumulating during the work week most likely spoils the weekend

27. ## statistics

Oxytocin is a naturally occurring brain chemical that is nicknamed the “love hormone” because it seems to play a role in the formation of social relationships such as mating pairs and parent-child bonding. A recent study demonstrated that oxytocin

28. ## english

1.Type the appositive(s) in each sentence. You do not need to include the commas. Sam, our cat, is too lazy to catch mice. 2. Type the appositive(s) in each sentence. You do not need to include the commas. Our cat Sam is too lazy to catch mice 3. Type the

29. ## Math

Please forgive me, but I am appealing to you to please solve these 6 problems for me in the most simpler of steps that I can use to practice. Thanks so much. Garnett 1. Purchaser applies for an FHA loan to buy home for \$102,000. FHA guarantees 97% of first

30. ## Chemistry

how much heat is needed to convert 966g of ice at -10 deg C to steam at 126 deg C

31. ## science

2. Rank the following in the order of how much of a corona discharge they would produce; from highest to least (e.g., if D is highest, then A, C, and B are lowest. entering DACB). Explain your response. a. a large round metal ball hooked to a high voltage

32. ## statistics

A student was asked to compute the mean and standard deviation for the following sample of n _ 5 scores: 81, 87, 89, 86, and 87. To simplify the arithmetic, the student first subtracted 80 points from each score to obtain a new sample consisting of 1, 7,

33. ## Math

Kyle has five tires but only uses four at a time on his car. He has rotated the five tires on his car so that each tire has been on the car for the same number of miles.If the car has been driven 90,000 miles, for how many miles was each of the five tires

34. ## english

4.Type the appositive(s) in each sentence. You do not need to include the commas. The famous basketball player Michael Jordan was known for his performance under pressure. 5. Type the appositive(s) in each sentence. You do not need to include the commas. A

35. ## English

This temple is the holy of holies to many people. (What is the part of speech 'holy' in the sentence? What does 'the holy' mean?)

36. ## Physics

A crate with a total mass of 50 kg is initially at rest on a level floor.What is the weight of the crate?

37. ## math

a map is drawn to the scale of 3/4 inch = 50 miles. WHat is the actual distance between two towns that are 1 1/2 inches apart on the map?

38. ## statistics

Why is it necessary to have more than one method for measuring central tendency?

39. ## physics

how to calculate the speed of escalator

40. ## Cultural Diversity

A cultural mismatch may result from labeling a child as hyperactive or behavior disordered if: A)a young black child does not receive frequent nourishment opportunities. B)there is too little or too much structure imposed in the group. C)the program lacks

41. ## statistics

Use summation notation to express each of the following calculations: a. Add 1 point to each score, then add the resulting values. b. Add 1 point to each score and square the result, then add the squared values. c. Add the scores and square the sum, then

42. ## PSYCHOLOGY

the study of similarities and differences in the behavior of different species called (biology, comparative psychology, environmental psychology, diffential psychology)

43. ## physics

A ball is shot horizontally at a speed of 10 m/s from a height of 2 meters. How long is the ball in the air and how far horizontally does it travel before it hits the ground?

44. ## statistic

Practice Problem #16 pg. 307: A researcher theorized that people can hear better when they have just eaten a large meal. Six individuals were randomly assigned to eat either a large meal or a small meal. After eating the meal, their hearing was tested. The

45. ## statistics

Use summation notation to express each of the following calculations: a. Add 1 point to each score, then add the resulting values. b. Add 1 point to each score and square the result, then add the squared values. c. Add the scores and square the sum, then

46. ## science

importance of ict in electrical electronic engineering

47. ## calculus ( related rates )

a paper cup in the shape of a cone has a diameter of 10cm across the top, and is 8cm deep. if the cup is leaking out the bottom at 2pi cm^3/min, at what rate is thet area of the water surface ( only the top surface of the water) changing, when the cup has

48. ## statistics

Downs and Abwender (2002) found neurological deficits in soccer players who are routinely hit on the head with soccer balls compared to swimmers, who are also athletes but who are not regularly hit in the head. Is this an example of an experimental or a

49. ## algebra

Find all roots of f(x)=x³-7x²+20x+14 in ℤ and ℚ

50. ## Physics

1. If a 500N person is skiing on a slope with an angle of incline of 67 degrees and there was a friction coefficient of 0.19, determine the person’s acceleration rate. If starting from rest, what is the overall displacement after 30 seconds?

51. ## chemistry

I need to calculate the amount of grams of Na-benzoate in a Na-benzoate buffer (water based) with a pH = 4.2 at 25'C?

52. ## Chemistry

How do you know which reactions are spontaneous? For example, the equation I2(s)+2NaF(aq)->F2(g)+2NaI(aq) is spontaneous. Why is this so?

53. ## statistics

The weights of certain machine components are normally distributed with a mean of 9.75g and a standard deviation of 0.08g. Find the weights that separate the top 5% and the bottom 5%.

54. ## physics

How can I find kinetic friction (Fk) without mu? I know the normal force which is 201N. The mass of the object is 30kg. This is the full questions of it helps. I just don't understand how to find kinetic friction 1. If a 30kg object experiences a normal

55. ## early childhood education

To enrich children's learning and play experiences' you may borrow...... from your local public library. (a)videocassette recorders (b)slide projectors (c)videocassette tapes (d)toys i cant figure out this at all can you please help me

56. ## statistic

Practice Problem #8 pg. 270: What is the power of each of the following studies, using a t test for dependent means (based on the .05 significance level)? To complete this question review the chart located on #8 pg. 270.

57. ## chemistry

How many grams of water will be produced, if you used 60mL H2SO4 and 1.886 g CuO?

58. ## chemistry

30. How will the boiling point of a liter of water containing 1 mole of sodium chloride (NaCl) compare with that of a liter of water containing 1 mole of calcium chloride (CaCl2)? Explain your answer

59. ## Geometry

How to find the unknown side of a triangle using the Pythagorean Theorem

60. ## english

Locate the adverb phrase and the adjective, verb, verb phrase, or other adverb modified. We stopped near a mountain stream.

61. ## chemistry

If 7.00g of CH2 is burned in excess Oxygen, what number of moles is formed with H2O

62. ## accounting

Mitchell Corporation has current assets of \$1 million and current liabilities of \$750,000. If they pay \$250,000 of their accounts payable, what will their new current ratio be? (Points: 4) 1.25:1 2.0:1 2.0:1 1.5:1

63. ## pre calc

factor ((5a^2+12a+4)/(a^4-16)) / ((25a^2+20a+4)/(a^2-2a))

64. ## math

the saturn V rocket is 364 feet long. How many 4 foot tall people would hav to stand on top of each other to be as tall as the rocket?

65. ## question

Why are finding solutions to environmental problems so complicated?

66. ## General Chem

What do you call a solution that is maid by mixing solid Na2S2O3 5H20 with NaOH? Also, what is the complete balanced equation for mixing the above solution with an aqueous solution of NaClO? Thanks anyone!

67. ## English

1. My brother hit me on a sore arm. 2. My brother hit my on a sore arm. 3. My brother hit me on the sore arm. 4. My brother hit my on the sore arm. 5. My brother hit my sore arm. (Which ones are grammatically correct?)

68. ## science

what happens to the rate of photosynthesis if stomata iget blocked due to dust

69. ## ece

Use of referential language to personalize a shared adult-child experience is best understood as: A)using specific names of things and actions during a teachable moment. B)verbiage specific to a particular culture. C)using general or nonspecific language

70. ## English

Could you please check these three sentences, please? 1) Describe the kind of technique adopted by 20-century writers to represent the unspoken activity of the mind. Provide an example of its use from the readings done in class. 2) I had to authenticate

71. ## math

on tuesday stock As price fell -0.56 and stock Bs price fell -0.50. Stock Cs price did not fall as much as stock As, but it fell more than stock Bs.What is a reasonable answer for how much stock Cs price fell? Explain.

I'm making a brochure for my paradise which is Marizondai, and my brochure needs to adress the questions down below. This promotional material has to sell the features of the economic system which I will be putting in place.

73. ## CULTURAL DIVERSITY

THE TEACHER OBSERVES A CHILD WHO PREFERS TO HELP PEERS, AND SUBORDINATE HIS PERSONAL INTERESTS TO THE INTERESTS OF THE GROUP. THIS BEHAVIOR LEADS THE TEACHER TO CONCLUDE THAT THE CHILD IS OPERATING FROM THE____________ SOCIAL ORIENTATION. a.

74. ## calculus

lim x->16 4- sqrt(x) / x-16

75. ## Physics

A 1140 kg car skidding due north on a level frictionless icy road at 178.56 km/h collides with a 1653 kg car skidding due east at 124 km/h in such a way that the two cars stick together. At what angle (−180    +180) East of North do the two coupled

76. ## aritmetic

Anuj is now 7 years older than Pramod. If the sum of their ages is 33 years . Find the age of each.

77. ## English

Hi I am student of 7th class My teacher gave me homework (write a paragrap on When i met a Ghost) please helpme

78. ## calculus

lim sin^-1 (3x^2-2x+1/6x^2-x+3) x-> infinity

79. ## math

what is the indefinite integral of the function: f(x)=sin^2 (1/8 * x) in stages if possible thanks

Where can I find information that will help me to compare and contrast the rights of employees and the responsibilities of the employers in the United States and Europe?

81. ## English

First you should have your decayed molar pulled out at the dentist's. We have to spend a lot of money if you have a false molar implanted at the moment. So, wait. By saving money, later you can have a false molar implanted. Today I will go to the citizen

82. ## physics

A force of 1260 N is needed to accelerate a motorcycle at 4 m/s2. What is the mass f the motorcycle and its rider?

83. ## Chemistry 101

The ph of 0.001 of molar solution of benzen carborhylic acid is 3.59. Calculate the dissociation constant of the acid.

84. ## Math

If I need to reupholster a couch that is 6 feet long and 54 inches tall and the fabric is 4.99 a yard how much fabric would I need?

85. ## geometry

line segment AB and XY are congruent. if AB=5N-8 and XY= 2n+19 what is the legth of AB?

compare

87. ## chemistry

comparetheentrophybetweenco2gch4g

88. ## Geometry

Given that the area of a circle is 625Pie, find the diameter of the circle.

89. ## early childhood education

which one of these factors is most likely to determine the total number of children you can take into your facility (a)physical space available (b)childreds need (c)staff members skills (d)program philosophy

90. ## early childhood education

Discuss the challenges teachers might face in orchestrating play for children with special needs

91. ## Psychosocial Aspects of Health Care

Dawn has been assigned to volunteer in a shelter for homeless women, located in the inner city. Having grown up in an affluent suburban neighborhood, she is very uncomfortable taking the bus into the city and is somewhat afraid of the clients. Although she

92. ## science

the russian name given to a person who travels into space it is a 9 letter word

93. ## MATH

I know a polygon has many sides am I correct to say that a concave polygon has two sides.

94. ## science

a body that revolves around another body in space. it has 9 letters

95. ## math (algerbra)

how do i find the thickness of aluminum foil that weighs 5.4grams and 50cm long and 20 cm wide.

96. ## Math

If you put \$5,000/ year into an IRA and get 4% per year, what would you have after 40 years?

97. ## chem 150

calculate the molarity of 700grams of NaOH in 2 liters of solution

98. ## English

Posted by English on Tuesday, June 21, 2011 at 9:35pm. The dentist's is very busy, so we have to book the visit beforehand. You have to have your decayed tooth pulled out, but we have to wait for about one month? Can you wait? If you feel painful from time

99. ## Chemistry

Why is oxygen less soluble in water as temperature of the water increases ? Are there any elements that are like this too?

100. ## math

what values can go between -2/3 and .5

101. ## math

what values can go between the numbers 1/4 and 1/3

102. ## The Teacher Aide in Early Childhood

5. Meals and snacks for young children should be served A. at the same time daily. B. only when the children are hungry. C. in a completely quiet atmosphere. D. only by adults. My answer is A Please help

103. ## statistics

A final exam in Math 157 is normally distributed and has a mean of 75 with a standard deviation of 12. If 36 students are randomly selected, find the probability that the mean of their test scores is greater than 70.

104. ## statistics

Use the margin of error E = \$10, confidence level of 99%, and ó = \$40 to find the minimum sample size needed to estimate an unknown population mean, .ì

105. ## statistics

Build a 95% confidence interval for the mean of the population from the given sample data. Assume that the population has a normal distribution. 16.4, 15.7, 16.2, 15.8 17.1 15.8, 15.9, 16.0, 16.4 15.0

106. ## voting

Use the following data to answer questions 1 through 8. In voting for four candidates, the outcomes are reported as: (ADBC) (DACB) (BADC) (BDCA) (DCAB) 8 5 3 1 2 What is the total number of votes?

107. ## calculus

lim x->16 4- sqrt(x) / x-16

108. ## pools

how much water will a 10 foot by 36 inch pool hold?

109. ## Devry

One of your corporate clients has approached you about whether or not its employees are required to include certain benefits provided by the corporation in their income. In particular, the corporation has inquired whether the following benefits provided by

110. ## Physics

In the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.41 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.92 × 10−11 m. Answer in units of N. i used 9.10938188 ×

111. ## calculus

given the function f(x) = { x^2+2 if X= 2 -> graph f(x)

112. ## physics

Consider a ball that picks up a speed of 3 m/s each second when its rolls from rest down an inclined plane. If the ball takes 4 seconds to reach the bottom, its speed at the bottom will be?

Which of the following best describes these sentences from a congratulations message? Heartiest congratulations on being named plant manager of Maxell Industries. I am certain that you richly deserve this promotion, and I am sure that you are now thinking

114. ## statistics

Calculate SS, variance, and standard deviation for the following sample of n _ 4 scores: 3, 1, 1, 1. (Note: The computational formula works well with these scores.)

115. ## statistics

A sample of n = 9 scores has a mean of M _ 10. One person with a score of X _ 2 is removed from the sample. What is the value for the new sample mean?

116. ## statistics

Find the mean, median, and mode for the following sample of scores: 8, 7, 8, 8, 4, 9, 10, 7, 8, 8, 9, 8

117. ## statistics

Define the terms parameter and statistic. Be sure that the concepts of population and sample are included in your definitions.

118. ## math

my tens digit is 5 more than my ones digit and 2 less than my hundreds digit.if the sum of my digit is 18.what number am i?

119. ## English

1. We walk or run wearing these shoes. (What is the part of speech of 'wearing' here? Is "wearing" a complement? Or is #1 come from #2 or #3 below?) 2. We walk or run as we wear these shoes. 3. We walk or run while we wear these shoes. (Are the three all

120. ## Physics

1. If a 30kg object experiences a normal force of 210N when traveling down a ramp, what is the angle of incline? Also, calculate the force of friction and the coefficient of friction. Answers: μ(mu)=0.98 Θ=44.5 degrees But please show work and all

121. ## math

find a value between the numbers 1/4 and 1/3 please show work. (it can be any value but it has to be a fraction or a decimal)

122. ## algebra 1 part 2

Bobbie has 45 coins in dimes and quarters. The total value of the coins is \$7.65. How many quarters and dimes does have?

123. ## math

what values can go between .89 and .9

124. ## math

what values can go between the numbers .27 and 4/5

125. ## literature

How is the more direct performative aspect of drama and /or poetry relfected in these forms?

126. ## math

6(n-1)=4.4n-2

127. ## com 156

How does persuasive essay differ from bias essay?

128. ## Cultural Diversity

An Asian parent may not emulate the early childhood teacher's practice of praising her son for his accomplishments because: A)praising the child might bring him bad-luck. B)the parent believes that absence of criticism is itself an appropriate form of

129. ## geometry

Solve the following equation for x 3x + 23 = 7

130. ## math (statistics)

For a skewed distribution, what is the approximate percentage of data values that are within 2 standard deviations

131. ## Physics

An object rotates at 3.0 rpm(revloutions per minute). What is the magnitude of its angular velocity?

132. ## early childhood education

which of the following toys is the safest for preschool children (a)a puzzle containing small pieces (b)a hardwood wagon (c)a doll with a dress of flammable material (d)a game operated by electricity i choose b am i correct

133. ## us history

((AN ERA OF LIMITS 1969-1980)) How were the relations between the United States and the Soviet Union different during this era? How were the relations the same?

134. ## education

in the movie color purple what characteristics of a biased system did you observe

135. ## geometry

Given AB=8 and BE is four times the length of AB, find the length of AE

136. ## english

what verb tense in the sentence 'Jenna's mom will take her home'. I believe it is present tense.

137. ## english

Locate the adverb phrase and the adjective, verb, verb phrase, or other adverb modified. At the theater the performers played their parts well.

138. ## geometry

Find the supplement of a 48 degree angle?

139. ## statistics

Find the value of t(10, 0.01)

140. ## english

ocate the adverb phrase and the adjective, verb, verb phrase, or other adverb modified. At the theater the performers played their parts well.

141. ## Biology

why does "crossing over" involve non sister chromatids(homologues) instead of sister chromatids?

142. ## Spanish

1. The imperfect tense is used to A)tell what one used to do B)narrate the beginning or end of an action C)narrate a series of actions D)tell of a single occurrence 5.Papa _____ a casa a las seis. (venir) A)vino B)vine C)venía D)venió 7. Cuando tú _____

143. ## Geometry

How to find formula to find areas?

144. ## Early childhood education

define thematic fantasy role play,play tutoring,positive peace,situational violence

145. ## Spanish

10. They used to leave home early. (salir) a)salían b)salió c)saliban d)salieron I got A. Is that correct?

147. ## social studies

What is the Constitutional Act?

148. ## Geometry

Find the perimeter of a right trangle with legs that measure 16 inches and 63 inches

149. ## early childhood education

By providing shelves low enough for children to select mateials you encourage the development of (a)social skills (b)solitary play (c)cleanliness (d)independence

150. ## Math

What is the angle for a triangle that is 3x3x3. I think it might be 60*

151. ## science

4. If the same two dust particles have -1.0  10-10 C of charge on one, and +3.2 C  10-10 C on the other, what is the force between them now?

152. ## life orientation

What are 5 ways in which accidents impact the community?

153. ## early childhood

Discuss the challenges teachers might face in orchestrating play for children withspecial needs be specific and provide examples

154. ## stattistics

The p-chart is based on the assumption that the number of defective units in each sample is a binomial random variable. Choose one answer. A. True B. False

155. ## anthropology

provide explanation for human variation around the globe why we look and act differently from one another and what factors contribute it

156. ## science

what is the theory that the universe began in a giant explosion (two words) it has 7 letters

157. ## early childhood education

to enrich children's learning and play experiences you may borrow what from your local public library (a)video cassette recorders (b)slide projectors (c)videocassette tapes (d)toys i put c am i correct

158. ## SOCIAL STUDIES

IS AN EASY WAY TO LEARN THE PRESIDENTS OF THE UNITED STATES BY ORDER

159. ## math

1) find the power set of 446 2) find the power of (c,d,e,f,y ) 3)if X=(2,4,6,8 ) Y=(3,6,9) Z=( 1,3,6,8)

160. ## science

the space telescope was named for this American astronmer it has 6 letters

161. ## arithmetic

If 14 is added to a number, the sum is 35. Find the number

162. ## ethics

What may you do to eliminate racial prejudice and stereotypes and reduce their damage?

163. ## CSU college

How the culture of the 20th century influenced the style of sculpture.

164. ## science

if the voltage between the two plates of an electric air cleaner is 500 v, how fast would a 10 negative 12kg soot particle with -1* 10 negative 11 c of charge on it be moving if it went from negative plate to the positive? Explain your response

165. ## physics

show working calculate, how far will a stone fall during the sixth hour of rest?(g=ms2)

166. ## Mathematics

Given that AB || CD and FG || HJ.Calculate the sizes of marked with a,b,c,d etc

167. ## PSYCHOLOGY

what type of psychologists are primarily interested in how individuals remember, reason, and solve problems

168. ## science

an area of space with gravity so strong that it traps light (two words) it has 9 letter in it