The atomic information for three atoms is given as:
. What is the
identity of atom X, Y and Z? (Use the periodic table of the elements on the inside back cover of the text if
a. we need more information to determine an answer
b. none of
With reference to the figure below,
what would the intensity versus wavelength graph look like for a blackbody of temperature 7000 K?
a. the peak wavelength,
, would likely be in the UV range
b. the peak wavelength,
, would likely be in the IR range
Classifying a wave as a longitudinal wave means it must have
a. oscillations that are perpendicular to its direction of movement
b. a large wavelength
c. a large frequency
d. a large amplitude
e. oscillations that are parallel to its direction of moveme
If a large bar magnet is cut in half, each half will
a. contain no poles
b. contain both a North and South pole
either contain a North pole only or contain a South pole only, depending on the pole of the original bar
d. contain a South pole only
A white object reflects virtually all the light that strikes it. Why, then, can you not see your own image
(reflection) in a piece of white paper?
a. the incident light rays follow the law of reflection
b. none of the choices
c. the incident light rays un
An atom usually has a net electric charge of zero, which means it must have
a. an equal number of electrons and neutrons
b. an equal number of protons and neutrons
c. none of the choices
d. an equal number of protons and electrons
e. an equal number of pr
m Module 8 - Emerime X
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E Newbon's Second Law and Newton‘s Cradle
PEI Newman's Semnd Law and Newlnn‘s Cradle - Instrudlons
In a completely frlctlunless
Enber 253,000 in sdentlﬁc notatlon. (Enter your answer uslng one of the following formats: 1.2e-3 for 0.0012 and 1.20e+2 for 120. WebAsslgn allows you to enter answers
uslng sclentlflc notatlon. For example, a number In sdentlﬁc nolatlon SLId1 as 1.32 x 1
m Moduli 2 - Byerimc X "
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Use the exact values you enter to make later ralculations.
Complete Table 1. Record all dale lo lhrea dacln'lel pieces (6.9. 4.000
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The velocity vector does not dienge length.
At 25 m lhe :er stops for a brief moment as It changes dlrectlon. The sllmge In “loclty Is the same It nsh Ioni
.E" . . E. . mMuiul-Z-Elpeﬂ'mt X -
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_ ¢ The physical quantity la veloclly [speed], ee Indicated In the Section 1.2 M the use.
By observing the Position vs. TIme graph in
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Complete Table 3. For this part of the data entry, record all date to the nearest whole number. Do not include units in your answer.
Reading: from the Graph
m Module 2 - Byerimc X "'
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| observed’that as lime Increased, the velocity vedor decreased In length.
Blnoe the eeoelereilen wee eenalam. lheveleelly
“ModuIIQ-Elpen‘mc X '
(.-_ _-_) c [3 www.mbassign.netfwebJStudenthss?gnment-Respmsesﬂast?dep=13406435 32?]
The ﬁgure shows a di5tanae vs. time graph of an object.
d = constant X t2
In the ﬁgure, the veloclty of the moving object l5
m Module 2 - Elperimo X
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A car starts at position x - O, with an initial velocity of 1.1 mfs and an acceleration of 0 mfsz. What is its position when the elapsed t
\‘Auodulu Esp-rims x
To wdbe 93,000,000 In sclentlﬂc notatlun, what Is the manﬂﬁa and the exponent? [Enter the mantlssa to one decimal place.)
4' - v You lim- th- dﬁimll plac- tu IhI loft IIIIII'I you hm I numb- l-I “Inn 10 but gr—hr HIIII or lqull tn 1
“Modulus-Emmy“: x -'
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Consider lhe following questions and a sluden‘ls response in eaoh question [shown in italics]. In each case, determine if Ihe s
" “Hudulla-Elpen‘mex I
Use the exact values you enher to make later calculations.
Complete Table 1. Do not indude unils in your answer. En‘lerlhe '1'Ime' and “Calmslalad Distance” data from entries on your worksheet
E mth-Ennrimmx (9
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A ball ls released from the top of a dlff; It hils the ground 2.2 seconds later. Assumlng the ball Is a free Falllng ohjed, how many meters Is the dlff above the ground
m Module 8 - Emerime X
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Please Include an“: In your answer.
- Use the cornect unit abbrevleﬂon.
. Include a space between the value and the unlt.
- To express exponents In
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Use the exact values you enter to make later calculations.
Ccmplere Table 1. Record all data be ihree decimal plams (6.9., 4.000 or 5.325 0r0.0
m Module 3 - Byerimc X "
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Observe one hell swinging. Next, observe and demribe what happens when two balls, three balls, and ﬁnally four halls are swinging, and
The line or curve formed is - J because the object is — J
Complete Table 3. Record all data to three decimal places (e.g. 4.000 or 6.325 or 0.000]. Do not include units in your answer.
Table 3 (M= 100 g, m = 4.0 g)
‘1 Module 2 - Experimc X -'
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A car has an inltial posltion of x n (I rn, an Initial velocity of (I rnfs, and a mn5tant acceleration of 3.8 Mfr-2. What is its veloc
m Module 1 - Elperimc X
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To write 10,000 as a power of 10, the exponent on the 10 is I V 10,000 = 10 x 10 x 10 x 10 = 10".
E‘El Scieniiﬁc Nolmion
Total Possible: 15.0Time Spent: 00:06:34
1 If a large bar magnet is cut in half, each half will
a. contain both a North and South pole
b. contain no poles
c. contain a North pole only
d. either contain a North pole only or contain a
Total Possible: 15.0Time Spent: 00:09:30
1 A scientist analyzes the properties of a sample of matter and finds it conforms to the shape of its
container. In which of the phases could this sample exist?
Total Possible: 15.0Time Spent: 00:10:56
1 What does the statement "A thermometer is a molecular speedometer" suggest about temperature?
a. molecules are moving at the same speed at a high temperature and at a lower temperature