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Question in CHY1201  Spectroscopy
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Question in CHY1201  Spectroscopy
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Question in CHY1201  Spectroscopy
Use two points on a line graph to calculate the gradient and $y$intercept and hence the equation of the straight line running through both points.
The answer box for the third part plots the function which allows the student to check their answer against the graph before submitting.
This particular example has a positive gradient.

Exam (12 questions) in ALevel Chemistry (AQA ,OCR ,Edexcel ,CIE and CCEA)
Differentiation of polynomials, cos, sin, exp, log functions. Product, quotient and chain rules.
Missing: Application with bacteria, turning points, difficult chain rule

Exam (11 questions) in ALevel Chemistry (AQA ,OCR ,Edexcel ,CIE and CCEA)
Questions on integration using various methods such as parts, substitution, trig identities and partial fractions.

Question in Matthew James's workspace
Load data on some items held in the Cooper Hewitt collection, and show a table of 5 randomly picked items.

Question in CHY1205
Eight expressions, of increasing complexity. The student must simplify them by expanding brackets and collecting like terms.

Question in CHY1205
Practice of conversion between SI units of mass, volume & length.

Exam (6 questions) in CHY1205
Questions involving various techniques for rearranging and solving quadratic expressions and equations

Question in CHY1205
No description given

Question in CHY1205
Use two points on a line graph to calculate the gradient and $y$intercept and hence the equation of the straight line running through both points.
The answer box for the third part plots the function which allows the student to check their answer against the graph before submitting.
This particular example has a positive gradient.

Exam (3 questions) in CHY1205
Questions asking you to find the equation of a line between two points, in Cartesian coordinates.

Exam (12 questions) in CHY1205
A collection of questions on working with units of measurement, mainly in the SI/metric system.
Several 'realworld' examples.

Exam (4 questions) in CHY1205
Questions on manipulating logarithms.

Question in CHY1205
Use laws for addition and subtraction of logarithms to simplify a given logarithmic expression to an arbitrary base.

Using the Quadratic Formula to Solve Equations of the Form $ax^2 +bx+c=0$ [L4 Randomised] Needs to be testedQuestion in CHY1205
Apply the quadratic formula to find the roots of a given equation. The quadratic formula is given in the steps if the student requires it.

Question in CHY1205
Power rule

Question in CHY1205
Equating coefficients of a polynomial. Basic ones that don't require simultaneous equations.

Question in CHY1205
Slope of a curve at a point

Question in CHY1205
Convert from degrees to radians

Exam (6 questions) in CHY1205
Questions on powers, the laws of indices, and exponential growth.

Exam (3 questions) in CHY1205
Some questions on working with surds.

Differentiation: product and chain rule, (a+bx)^m e^(nx), factorise answer [L8 Randomised] Needs to be testedQuestion in CHY1205
Differentiate the function $f(x)=(a + b x)^m e ^ {n x}$ using the product and chain rule. Find $g(x)$ such that $f^{\prime}(x)= (a + b x)^{m1} e ^ {n x}g(x)$. Noncalculator. Advice is given.

Question in CHY1205
No description given

Question in CHY1205
In parts (a) and (b) rearrange linear inequalities to make $x$ the subject.
In the parts (c) and (d) correctly give the direction of the inequality sign after rearranging an inequality.

Question in CHY1205
This question tests the student's ability to solve simple linear equations by elimination. Part a) involves only having to manipulate one equation in order to solve, and part b) involves having to manipulate both equations in order to solve.

Question in CHY1205
A few simple functions are provided of the form ax, x+b and cx+d. Values of the functions, inverses and compositions are asked for. Most are numerical but the last few questions are algebraic.

Question in CHY1205
Very good feedback and corresponds to instance of randomisation

Question in CHY1205
A graph of a straight line $f$ is given. Questions include determining values of $f$, of $f$ inverse, and determining the equation of the line.

Question in CHY1205
A graph is drawn. A student is to identify the derivative of this graph from four other graphs.
Version I. Graph is quadratic
Version II. Graph is horizontal
Version III. Graph is cubic
Version IV. Graph is sinusoidal