| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.SL.TZ2.1 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 1 | Adapted from | N/A |
Question
What is the best estimate for the diameter of a helium nucleus?
A. 10–21 m
B. 10–18 m
C. 10–15 m
D. 10–10 m
Markscheme
C
Examiners report
[N/A]
Syllabus sections
Show 56 related questions
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- 18M.3.SL.TZ2.2b.ii: Determine P, to the correct number of significant figures including its unit.
- 18M.3.SL.TZ2.2b.i: Estimate C.
- 18M.3.SL.TZ2.2a: This relationship can also be written as follows. \[\frac{1}{{\sqrt I }} = Kx + KC\] Show...
- 18M.1.SL.TZ2.10: Which is a unit of force? A. J m B. J m–1 C. J m s–1 D. J m–1 s
- 18M.3.SL.TZ1.1b.ii: A student forms a hypothesis that the period of one oscillation P is given...
- 17N.1.SL.TZ0.1: How many significant figures are there in the number 0.0450? A. 2 B. 3 C. 4 D. 5
- 17N.1.HL.TZ0.1: What is a correct value for the charge on an electron? A. 1.60 x 10–12 μC B. 1.60 x 10–15...
- 17M.3.SL.TZ2.1c.i: State the fundamental SI unit of the constant a and of the constant b.
- 17M.3.SL.TZ1.2b: In a different experiment a student investigates the dependence of the period T of a simple...
- 17M.3.SL.TZ1.1e: The equation in (b) may be used to predict the pressure of the air at extremely large values...
- 17M.3.SL.TZ1.1b: The following graph of p versus \(\frac{1}{H}\) was obtained. Error bars were negligibly...
- 17M.1.SL.TZ1.15: Two pulses are travelling towards each other. What is a possible pulse shape when the...
- 17M.1.SL.TZ1.1: What is the unit of electrical energy in fundamental SI units? A. kg m2 C–1 sB. kg m s–2C....
- 16N.3.SL.TZ0.2b: The experiment is repeated using a different gas in the glass jar. The pressure for both...
- 16N.3.SL.TZ0.2a: The graph shows the data recorded. Identify the fundamental SI unit for the gradient of...
- 16N.1.SL.TZ0.2: Light of wavelength 400nm is incident on two slits separated by 1000µm. The interference...
- 16N.1.SL.TZ0.1: A boy jumps from a wall 3m high. What is an estimate of the change in momentum of the boy...
- 16M.1.SL.TZ0.2: A swimming pool contains 18×106 kg of pure water. The molar mass of water is 18gmol–1. What...
- 15M.1.SL.TZ1.25: What is the unit of energy density? A. J kg−1 B. J kg−1 m3 C. J mol−1 D. J K−1
- 15M.1.SL.TZ2.1: Which of the following expresses the watt in terms of fundamental units? A. kg m2 s B. kg...
- 15M.1.HL.TZ2.39: Which of the following expresses the units of capacitance in terms of fundamental units? A....
- 15M.2.SL.TZ2.1a: A student measures T for one length l to determine the value of g. Time \(T = 1.9s \pm 0.1s\)...
- 14M.1.SL.TZ1.2: The force of air resistance F that acts on a car moving at speed v is given by F=kv2 where k...
- 14M.1.SL.TZ2.1: Which of the following is a unit of energy? A. kg m–1 s–1B. kg m2 s–2C. kg m s–2D. kg m2 s–1
- 15N.1.SL.TZ0.1: Which of the following is a derived unit? A. Mole B. Kelvin C. Coulomb D. ...
- 14N.1.SL.TZ0.1: Which of the following is a fundamental unit? A. Ampere B. Coulomb C. Ohm D. Volt
- 14M.2.SL.TZ2.1c: The power P produced by the array is calculated from the generated emf V and the fixed...
- 14M.2.SL.TZ2.1a: Using the graph, estimate the time of day at which the array begins to generate energy.
- 14M.2.SL.TZ2.1b: The average power consumed in the house between 08:00 and 12:00 is 2.0 kW. Determine the...
- 14M.2.SL.TZ2.1d: Later that day a second set of data was collected starting at \(t = 0\). The variation of...
- 11N.1.SL.TZO.2: The resistive force F acting on a sphere of radius r travelling with speed v through a liquid...
- 12N.1.SL.TZ0.1: The graph shows the relationship between two quantities p and q. The gradient of the graph is...
- 12N.1.SL.TZ0.4: What is the correct SI unit for momentum? A. kg m–1s–1B. kg m2s–1C. kg ms–1D. kg ms–2
- 12M.1.SL.TZ2.1: Which of the following is a fundamental SI unit? A. AmpereB. JouleC. NewtonD. Volt
- 12M.1.SL.TZ1.1: What is the order of magnitude of the mass, in kg, of an apple? A. 10-3 B. 10-1 C....
- 12M.2.SL.TZ2.1a: Draw a best-fit line for the data.
- 12M.2.SL.TZ2.1c: Another suggestion is that the relationship between ƒ and h is of the form shown below, where...
- 13M.2.HL.TZ1.1d: The student hypothesises that there may be an exponential relationship between ε and d of the...
- 12M.2.SL.TZ2.1b: It is hypothesized that the frequency ƒ is inversely proportional to the height h. By...
- 12M.2.SL.TZ2.1d: State one reason why the results of the experiment could not be used to predict the natural...
- 12M.2.SL.TZ1.1a: (i) Draw the straight line that best fits the data. (ii) State why the data do not support...
- 12M.2.SL.TZ1.1b: Another student suggests that the relationship between t and h is of the...
- 12N.2.SL.TZ0.1a: (i) On the graph opposite, draw error bars on the first and last points to show the...
- 12N.2.SL.TZ0.1c: Theory suggests that the relation between v and W is \[v = k{W^3}\] where k is a...
- 12N.2.SL.TZ0.1d: (i) Using the graph in (c), determine k without its uncertainty. (ii) State an appropriate...
- 11M.1.SL.TZ1.1: Which of the following contains one fundamental and one derived unit?
- 11M.2.SL.TZ1.1c: Theory suggests that D2 = kn. A graph of D2 against n is shown below. Error bars are shown...
- 09M.1.SL.TZ1.1: A volume is measured to be \({\text{52 m}}{{\text{m}}^{\text{3}}}\). This volume in...
- 10N.1.SL.TZ0.1: Which of the following is equivalent to the joule? A. ...
- 10N.1.SL.TZ0.2: An object falls for a time of 0.25 s. The acceleration of free fall is...
- 10N.2.SL.TZ0.A1c: The student hypothesizes that v is proportional to n. Use the data points for \(n = 2\) and...
- 10N.2.SL.TZ0.A1a.ii: On the graph, draw an error bar on the point corresponding to \(n = 6\).
- 10N.2.SL.TZ0.A1a.i: Calculate the absolute uncertainty in the terminal speed of the paper toy for \(n = 6\).
- 10N.2.SL.TZ0.A1d: Another student hypothesized that \(v\) might be proportional to \(n\). To verify this...
- 10N.2.SL.TZ0.A1b: On the graph, draw a line of best-fit for the data points.
