# lesson 9: energy and the environment unit test science 8 A Unit 4: Energy and the environment Please HELPPPPPP!!!!!!!

33,441 results
1. ## Science

lesson 9: energy and the environment unit test science 8 A Unit 4: Energy and the environment Please HELPPPPPP!!!!!!!

asked by Jake on January 12, 2017
2. ## science

ok well i know one's answered my quesion but if u guys did this test before please re-view it for me. it's Lesson 12: Energy Unit Test, Science 8 A Unit 4: Energy. my grade is low i need your help

asked by Mel❤nie on December 18, 2018
3. ## Lesson 9: Energy and the Environment Unit Test

Science 6 A Unit 3: Energy and the Environment test I need help on it all

asked by sf on January 14, 2017
4. ## Probability

Consider a system of three molecules A, B, and C. Suppose that three units of energy can be distributed over the three atoms. Each atom can have no energy, one unit of energy, two units of energy, or all three units of energy. Assume that each of the ten

asked by Richard on October 22, 2007
5. ## Chemistry

Consider a system of three molecules A, B, and C. Suppose that three units of energy can be distributed over the three atoms. Each atom can have no energy, one unit of energy, two units of energy, or all three units of energy. Assume that each of the ten

asked by Richard on October 23, 2007
6. ## Science

Science matter and energy unit test conections academy please help

asked by Bob Ross on October 4, 2018
7. ## Social studies

I need help with lesson 12 unit 2 for seventh grade there is a unit test called Eastern Europe and Russia and unit test 7. Many words offer clues to media bias. Which word below would mostly likely signal bias. A. Was B. Did C. Should D. Might

asked by Robert on October 23, 2017
8. ## HEALTH

A calorie is defined as ¬¬¬¬________. A. A unit of energy supplied by foods with refined sugars B. A unit of measure supplied by cells C. A unit of measure supplied by carbohydrates D. A unit of energy supplied by food a?

asked by Aya on August 1, 2012
9. ## Math

Mno~pqr for each of the following angles name the angle that is cronguet.please give me the unit test answers for lesson 13 math 7 unit 8-geometry

asked by Birdie on March 1, 2018
10. ## chem helpp!

Consider a system of three molecules A, B, and C. Suppose that three units of energy can be distributed over the three atoms. Each atom can have no energy, one unit of energy, two units of energy, or all three units of energy. Assume that each of the ten

asked by John on November 3, 2010
11. ## CHEMISTRY

Consider a system of three molecules A, B, and C. Suppose that three units of energy can be distributed over the three atoms. Each atom can have no energy, one unit of energy, two units of energy, or all three units of energy. Assume that each of the ten

asked by John on November 3, 2010
12. ## Chem

Consider a system of three molecules A, B, and C. Suppose that three units of energy can be distributed over the three atoms. Each atom can have no energy, one unit of energy, two units of energy, or all three units of energy. Assume that each of the ten

asked by John on November 3, 2010
13. ## physics

A calorie is unit of heat or energy and it equals about 4.2J, where 1J= 1 kgm2/s2. Suppose we employ a system of units in which the unit of mass α kg, the unit of length β m & the unit of time γ s. Show that a calorie has a magnitude of 4.2α-1β-2γ-1

asked by Radhika on June 30, 2013
14. ## Math

Jose invests \$3,250 at 6% interest compounded annually. What will be the balance in the account after 3.5 years? Please give me the answers to the unit 5: Lesson 10: Patterns and rules unit test.

asked by Boonk on October 23, 2017
15. ## Physics

1) A Newton is A A unit of force B) 1kg m/s^2 C) A derived unit D) All of these I think its D, am I correct? 2) A falling raindrop has A) potential energy B) kinetic energy C) Boh A and B D) Neither A or B I think its C, am I correct?

asked by Bryian on January 26, 2010
16. ## physics

The electronic flash attachment for a camera contains a capacitor for storing the energy used to produce the flash. In one such unit, the potential difference between the plates of a 760 µF capacitor is 315 V. (a) Determine the energy that is used to

asked by Ann on February 4, 2007
17. ## College Physics

The electron-volt, eV, is a unit of energy (1eV = 1.602 ·10–19 J, 1 MeV = 1.602 ·10–13 J). Since the unit of momentum is an energy unit divided by a velocity unit, nuclear physicists usually specify momenta of nuclei in units of MeV/c, where c is the

asked by Kimmy on October 13, 2013
18. ## Physics11 A

CA students help! Did anyone do the Conservation of Mechanical Energy Lab in Unit 3 Lesson 3? I am very confused on what to do or how I would write a report on it. Please help!

asked by Anonymous on January 3, 2017
19. ## Science

In a new system of unit called star unit 1*kg=10kg,1m*=1km,1s*=1min. Convert 1J of energy in new system of unit.

asked by Christina on June 17, 2018
20. ## Social studies

Based on the timeline what can be directly tied to the invention of the cotton gin *cant upload the time line A civil war B economic hardship in the south C the spread of slavery D industrialization in New England *lesson 8 unit 7 Unit test

asked by marie on March 19, 2018
21. ## Social Studies

Hewwwoooo~! I would LOVE some help on this SS test, for Connections Academy! Lesson 6: Civilizations of the Americas Unit Test Social Studies 7 A Unit 8: Civilizations of the Americas! Note that I am NOT asking for answers, but is there anyone that can

asked by Junko :D on January 2, 2019
22. ## science

how should each form of energy be identified? A) energy A:gravitational energy /energy B:chemical energy B) energy A: nuclear energy/ energy B: electrical energy C) energy A: electromagnetic energy energy B:sound energy D) energy A: mechanical energy

asked by kakashi hatake please help on February 8, 2017
23. ## Statics

Calculate the elastic buckling collapse stress (the compressive strength), σ∗el, for an open-cell polystyrene foam with a relative density of 0.1. (Es for polystyrene = 3.5GPa). Recall that C2=0.05. Give the results in MPa. σ∗el (in MPa): The energy

asked by qwerty on October 23, 2014
24. ## Physics

What is the energy from a hollow cylinder of surface charge density sigma, radius R and charge q? Energy? DO you mean E, the electric field intensity? If you mean Energy, it is an odd question, but the answer is that it is the work it took to put the

asked by Mary on October 23, 2006
25. ## Chem Help please

Consider a system of 3 molecules, A, B, and C. Suppose the 3 units of energy can be distributed over the three atoms where each atom can have no energy, one unit, two units or 3 units of energy. Assume each of the 10 possible arrangements is equally

asked by Melissa on November 5, 2010
26. ## CHEM. help please

Consider a system of 3 molecules, A, B, and C. Suppose the 3 units of energy can be distributed over the three atoms where each atom can have no energy, one unit, two units or 3 units of energy. Assume each of the 10 possible arrangements is equally

asked by Melissa on November 5, 2010
27. ## Math

A rectangle has parameter of 24 unit, if width is 4 unit what is length. 10 unit 6 unit 16 unit 8 units My answer is 16 unit.. I wan a make sure if I am right.

asked by Anonymous on November 24, 2011
28. ## Social studies

I need help sorting out things in government.. I'm on lesson 9 unit 4 unit test 8th grade social studies, but I don't really get things like articles of confederation, northwest ordinance, etc etc. Can someone just explain a little bit on things in this???

asked by Person on November 6, 2017
29. ## CHEm

Which term best describes the measure of the increase in the concentration of a product per unit time? activation energy, kinectics, reaction reaction rate, reaction time im stuck i think its activation energy can someone confirm this or let me know what

asked by sue on April 28, 2007
30. ## Graphing in the coordinate plane unit test

SO behind need help pronto withGraphing in the coordinate plane unit test lesson 12 unit 7 tryed my self my mom tryed it brother u name it to hard for 7th grader and a striaght student like me no asking to cheat ms. Sue or whoever need answer ill be so

asked by straight A student on January 12, 2017
31. ## science

establisHey relationship between si unit and commercial unit of energy

asked by naved on January 4, 2017
32. ## marine science

Lesson 3: wrapping up unit 1 Marine science A unit 1: about the earth. 1. The history of Sir Isaac Newton study of gravity does which of the following. a .illustrates how a theory becomes law b.provides an example of a theory that has been discredited c.

asked by alvin on September 18, 2018
33. ## science-physics

Q1)which of these energy resources does not originate from the suns energy?:natural gas,oil,geothermal energy,coal Q2)the burning of fossil fuels does not release? potential energy,light energy,sound energy , heat energy?? Q3)at the moment renewable energy

asked by elliot on November 5, 2007
34. ## math/unit rate

please help me find the definition for unit rate. It depends upon what kind of unit. Go to www.google.com and type in unit rate. There is one source there for hotel unit rates, another for unit rates for the medical field, etc. You may also go to

asked by hannah on September 26, 2006
35. ## Physics

A laser that emits pulses of UV lasting 2.95 ns has a beam diameter of 4.05 mm. If each burst contains an energy of 4.60 J, what is the length in space of each pulse? What is the average energy per unit volume (the energy density) in one of these pulses?

asked by Ashton on October 16, 2014
36. ## physics

A laser that emits pulses of UV lasting 2.95 ns has a beam diameter of 4.05 mm. If each burst contains an energy of 4.60 J, what is the length in space of each pulse? What is the average energy per unit volume (the energy density) in one of these pulses?

asked by Ashton on October 17, 2014
37. ## Science

"In this lesson, you learned about renewable energy resources and nonrenewable energy resources. Think about the resources discussed in this lesson and select the one that you think is the most effective in all ways. Think about the financial impact, the

asked by Dan on May 3, 2018
38. ## Science

What means Cells in Science? It depends on the context: In electricity, or chemistry, cells are sources of electrical energy. In life science, cells are the basic unit of construction for animal or plant life.

asked by Urvashi on December 31, 2006
39. ## Chemistry AP HELP!

Tausonite, a mineral composed of Sr, O, and Ti, has the cubic unit cell and the chemical formula is SrTiO3..... Ti is coordinated by 6 O atoms, because the Ti is located at the center of the unit cell. To see the full coordination environment of the other

asked by kali mata on November 18, 2011
40. ## Energy&Society

How do i find the fuel cost per energy unit (different energy sources). I don't have to calculate it. I just want to know from where I can get it.

asked by Matt on March 5, 2015
41. ## S.S

Lesson 10: Unit Test CE 2016 Social Studies 8 B Unit 6: Meeting New Challenges What was a common thread in the fall of communist regimes throughout Eastern Europe? A) a decline in education and health care B) poor economies and demands for more rights C) a

asked by Simon on May 11, 2018
42. ## Math

Need help understanding 2010-2011 Transitional Unit: 06 Lesson 01- Unit: 05 TESCCC source It is called Maintain Your Balance Can someone please help?

asked by Jazz on January 18, 2012
43. ## physics

Normally the rate at which you expend energy during a brisk walk is 3.6 Calories per minute. (A Calorie is the common unit of food energy, equal to 4184.1 J.) How long do you have to walk to produce the same amount of energy as a 100 W lightbulb that is

asked by John on February 5, 2012
44. ## physics

Normally the rate at which you expend energy during a brisk walk is 3.6 Calories per minute. (A Calorie is the common unit of food energy, equal to 4184.1 J.) How long do you have to walk to produce the same amount of energy as a 100 W lightbulb that is

asked by John on February 5, 2012
45. ## Physics

at what speed (in unit of "c") will an object's kinetic energy be 40% of its rest energy?

asked by ann on May 10, 2009
46. ## English

Cause - There is a concern about global warming and the damage it is doing to the environment. Effect - ??????? Which of the following belong in the "Effect" row? a. Solar panels help to harness the energy from the sun and convert it into electricity. b.

asked by Kaai97 on January 27, 2016
47. ## math

i need help on my unit 4 lesson seven 24 question unit tst from connexus academy.i am a level nine gymnast and have a huge meet that im stressing out about and so i cant focus someone please help me thank you

asked by maya on February 25, 2017
48. ## algebra

1) It took a contractor 1285 hours to manufacture their first unit of an item. If the contractor expects to achieve a 92% unit learning curve, how many hours would be required to manufacture units 51-100? (Use the tables provided in the lesson). 290,475

asked by Debra on August 31, 2011
49. ## Need your help!!!! Plzzzz (literacy)

I was ask by my literacy professor to find a sample unit plan that focuses on animals that live in the water/oceans/seas. The unit should include what the animals eat? How they survive underwater? How they move underwater? (amoung other things) She also

asked by Ashley on March 23, 2008
50. ## Physics

B)In physics (and in all science) standard units are used to ensure measurement uniformity. Which of the following fictitious units of measurement could not be considered a standard unit? 1) The grimph: a distance unit equal to exactly 4 meters. 2) The

asked by Zhady on September 1, 2012
51. ## Math

Could someone help? Its on connections math test unit 6 lesson 7 14x2+4+3x-12x2-3+11x

asked by Anon on May 22, 2017
52. ## Chemistry

Kinetic energy = 1/2 mv^2 where m is the mass of the particle and v is the velocity of the particle. A joule is the SI unit for energy and is kg.m^2/s^2. Find the energy in joules of a 56.7 g mass moving at the speed of 70. km. hr.

asked by Lina on November 5, 2012
53. ## Bio

Which of the following best describes the influence of latitude on climate? A. Temperate regions receive more solar energy and heat per unit area than tropical regions. B. Polar regions receive less solar energy and heat per unit area than tropical

asked by Anonymous on June 27, 2016
54. ## Geometry

Can someone help me with lesson 10 unit 4 geometry test? 8th grade 1. Name a pair of vertical angles 2 and 5 2 and 6 3 and 4 5 and 6 2 if M 1 = 43 what is M 4 53 43 37** 27 If M 1 = 55 what a m 5 55 40 35 25**

asked by Anonymous on April 26, 2016
55. ## math

can someone help me with Lesson 9: Integers and Algebraic Expressions Unit Test for connection academy help plz

asked by math on September 20, 2018
56. ## Math

I have a 24 question test to do and it's 7th grade math!!! I need help plz. Unit 6 lesson 11 if that helps.

asked by Ranya on December 10, 2018
57. ## Math

Hi again, has anyone taken the Lesson 20: East and Southeast Asia Unit Test cause im freaking out cause its so hard. Anyone, plz help me.

asked by Just a boy who needs help on April 8, 2016
58. ## Math < please help >

What is the volume of the trianglar prism to the nearest whole unit? ( Connexus Unit 2 Lesson 13 grade 8th) Height: 4 ft Base: 14 ft Length : 21 ft A - 392 ft^3 B - 588 ft^3 C - 1176ft^3 D - 2352ft^3 I think it's B. I am right?

asked by Kitty Kat *^* on February 20, 2018
59. ## Social Studies Please help

I need the answers to Unit 4 lesson 8 Constituition for the United states. It is a pretest not a test and it is for connections academey.

asked by Jordan on December 16, 2016
60. ## math 7th grade connections

2. d+g/h for 2=35, g=19, and h=6 answers=9,2.7,7.3, and 8 3.the cost in dollars of a class party is 59+13n, where n is the number of people attending. what is the cost for 44 people. answers=\$116,\$587,\$767,or \$631 for people in connections that actually

asked by mandiluvsbunnys on January 3, 2016
61. ## Physics(Please respond)

A system does 210 J of work on its environment and gains 80.6 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment. Physics(Please respond) - Elena, Thursday, June 21, 2012 at 2:33am ÄU = Q - W Where

asked by Hannah on June 21, 2012
62. ## Geometry B

unit 3 lesson 7: similarity unit test (Connexus) Can someone help me? It's the one with this question: The Seattle space needle is 604 feet tall. a model of the building is 48 inches tall. what is the ratio of the height of the model to the height of the

asked by some random dude on March 7, 2018
63. ## chemistry

The watt is the derived SI unit of power, the measure of energy per unit time: 1 W = 1 J/s. A semiconductor laser in a CD player has an output wavelength of 780 nm and a power level of 0.10 mW. How many photons strike the CD surface during the playing of a

asked by sarah on September 23, 2012
64. ## Social studies

Lesson 13 Civics unit test hi everyone I half to get a passing grade please please I'm desperate for an answer please mrs sue can u help.

asked by Sasar on December 7, 2018
65. ## Math

Find the mode of the set of data 59,61,54,51,38 46,56,52,63,40,44 1.B 2.D 3.C 4.A 5.D 6.C 7.B 8.C 9.C 10.C 11.B 12.D 13.B 14.A 15.A 16.A 17.D 18.A 19.C 20.D Math lesson:10 Unit:2 Practice test 100% answers

asked by May on September 27, 2017
66. ## science

does anyone have the answers for problems 1 thru 23 on the lesson 13 unit 4 final test in 8th grade? pls help i am verry stuck.

asked by sky on December 19, 2018
67. ## Physics

From the expression E = mgh for potential energy, how can I express the unit of energy, the joule, in terms of kilograms, metres and seconds? could anyone explain to me what this question is asking me for cuz I don't understand it, to be honest? thanks

asked by Adam on August 11, 2017
68. ## PLS HELP ASAP 1 SUPER HARD & ANNOYING QUESTION

Use the diagram to answer question 13. so substance A looks like a row of three little circles on the top and bottom all organized (total six dots). substance b is all clumped together circles and is disorganized. 13. How can substance A and B be compared?

asked by sonamy4eva on March 12, 2014
69. ## science (weather & climaate

Science 6 B - Weather and Climate Unit Test i go 2 conections acedemy

asked by Melia Pinter on May 5, 2014
70. ## Science

A student is trying to identify the different forms of energy described in the following chart: Form of Energy Description Examples Energy A energy that travels in waves through space light radio waves Energy B energy that depends on the height of an

asked by Ariel on November 11, 2015
71. ## biology

What are two units of measure for the energy obtained from macronutrients? Energy units. A BTU (British Thermal Unit) is the amount of heat necessary to raise one pound of water by 1 degree Farenheit (F). 1 Joule (J) is the MKS unit of energy, equal to the

asked by Kathlene on February 3, 2007
72. ## physics

Which of the following is correct when the intensity of the light source is increased? Choose one answer. a. The number of photons emitted by the light source in unit time increases. b. The total energy of the photons emitted per unit time decreases. c.

asked by ashley --- HELP PLEASEE!!! on May 1, 2011
73. ## Mia

A Screamingly Good Science Lesson Elizabeth Kibler 1Amusement park rides give us thrills, exhilaration, and delight. If you pay attention, these rides can give you something else—a science lesson. Roller coasters are amazing rides that can twist and veer

asked by English on April 13, 2015
74. ## Science

Unit 1 Lesson 3: representing earth's Surface 1. Which of the following is NOT one of the main areas of Earth science? a. geology b. oceanography c. astrology d. astronomy I think it's C

asked by Banana on September 6, 2018
75. ## Social Studies

Unit 4 Lesson 9, 7th grade test 16.Soon after contact with Europeans, millions of people in the Americas died. Which factor was most responsible?

asked by Sir Cadogan: Password on November 8, 2018
76. ## Algebra

What are the next three terms in the sequence? -3 6 15 24 Geoff planted dahlias in his garden... please help with Lesson 13 Functions Unit Test Algebra for Connections Academy!

asked by Loki on February 14, 2018
77. ## Physics(Please respond)

A system does 210 J of work on its environment and gains 80.6 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment. ÄU = Q - W Where ÄU is the change in the internal energy of the system, Q is the

asked by Hannah on June 22, 2012
78. ## Assist me Plzz!

What is the p.d. between 2 points in a circuit if 200J of electrical energy are changed to other forms of energy when 25 coulombs of electric charge pass? If the charge flows in 10 seconds, what is the current? Science help needed here. Vq=energy you know

asked by Demola on April 17, 2007
79. ## Chemistry

Expressing amounts of energy in different energy units is necessary to solve many chemistry problems. For practice, complete the following table. FILL IN THE BLANKS PLEASE. The Joule (J) is the SI unit of energy. 1 calorie (cal) = 4.184 J J cal kJ 695 ___

asked by Anonymous on July 3, 2017
80. ## SCIENCE PLZZ HELP

Which 6 are energy from sunlight?? nuclear energy,geothermal energy,tidal energy,fusion energy,wind,hydroelectric energy,solar energy,biomass,fossil fuels,ocean thermal,energy conversion

asked by Jason on November 14, 2011
81. ## Science

Which 6 are energy from sunlight?? nuclear energy,geothermal energy,tidal energy,fusion energy,wind,hydroelectric energy,solar energy,biomass,fossil fuels,ocean thermal,energy conversion

asked by Jason on November 14, 2011
82. ## Social studies

Need help with a few questions on my lesson 9 unit test In what way did the purchase of Alaska fit with Secretary of State William Seward foreign policy toward Asia?

asked by Anonymous on April 26, 2017
83. ## Language Arts 8 A

I don't want test answers or anything, I just want to double check something. Due to recent unfortunate events I have been completely behind in school and NEED to get my Language Arts grade up, by doing that I need to complete the 'Final Draft' for Unit 2

asked by hELP BEFORE I FAIL. on October 24, 2017
84. ## physics

Electric power is found by multiplying ___ by current. volts? potential difference? The kilowatt hour is a unit for measuring ___. energy or electrical energy Thanks

asked by Sushmitha on May 2, 2011
85. ## Math

f(t)=A[u(t)-u(t-10)], where u(t) is the unit step function. Is the energy of this signal finite? Why or why not? If it exists, find the energy of this signal.

asked by Matthew on September 8, 2010
86. ## Earth Science(Please help)

1) How much more energy is released in a 5.0 magnitude earthquake than a 4.0 magnitude earthquake. I know that each unit of Richter magnitude equates to roughly a 32-fold energy increase and that the amplitude has a tenfold increase but I am still confused

asked by Janet on February 28, 2010