Below is a list of other expressions. Decide what each expression means, by writing D for difference or S for similarity against each. Try to add more expressions to your list and make use of them in writing your article in B.6.

Expressions

D or S

X is different from Y in that.....

X and Y are alike in that....

X and Y have….. in common.

Whereas X ................, Y ..............

Compared to X, Y...

X .... In contrast, Y....

X .... However, Y....

X and Y both

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Solution

Expressions

D or S

X is different from Y in that.....

D

X and Y are alike in that....

S

X and Y have….. in common.

S

Whereas X ................, Y ..............

D

Compared to X, Y...

D

X .... In contrast, Y....

D

X .... However, Y....

D

X and Y both

S

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Similar questions

Complete the table
$\begin{matrix} first expression & second expression & product (i) & a & b + c + d & - - - (i i) & x + y - 5 & 5 x y & - - - (i i i) & p & 6 p^{2} - 7 p + 5 & - - - (i v) & 4 p^{2} q^{2} & p^{2} - q^{2} & - - - (v) & a + b + c & a b c & - - - - \end{matrix}$

Q. Sodium hydroxide solution is added to the solutions containing the ions mentioned in List X. List Y gives the details of the precipitate. Match the ions with their coloured precipitates.

List X	List Y
(i) Pb²⁺	(A) Reddish brown
(ii) Fe²⁺	(B) White insoluble in excess
(iii) Zn²⁺	(C) Dirty green
(iv) Fe³⁺	(D) White soluble in excess
(v) Cu²⁺	(E) White soluble in excess
(vi) Ca²⁺	(F) Blue

Consider the following reaction.
$C a C O_{3}$ + $H_{2} O$ + $C O_{2}$ $\to$ $C a (H C O_{3})_{2}$

$\begin{matrix} Element & Number of atoms present \end{matrix}$
$\begin{matrix} Reactant side & Product side Calcium & 1 & 1 Carbon & 2 & Y Oxygen & X & 6 Hydrogen & 2 & 2 \end{matrix}$
Recognise $X$ and $Y$ . The value of $X + Y$ is___.

Q. Match the following columns:

Column I	Column II
(a) Solution of $a x + b y = a - b, b x - a y = a + b is . . . . . . .$	(p) $x = 2, y = - 2$
(b) Solution of $3 x - 2 y = 10, 5 x + 3 y = 4 is . . . . . . .$	(q) $x = a, y = b$
(c) Solution of $2 x - y = 5, 3 x + 2 y = 11 is . . . . . . .$	(r) $x = 1, y = - 1$
(d) Solution of $x + y = a + b, a x - b y = a^{2} - b^{2} is . . . . . . .$	(s) $x = 3, y = 1$

Q. Match the following columns:

Column I	Column II
(a) Equation of x-axis is	(p) (a, 0)
(b) Equation of y-axis is	(q) y = 0
(c) Any point on x-axis is of the form	(r) (0, b)
(d) Any point on y-axis is of the form	(s) x = 0

(a) ......,
(b) ......,
(c) ......,
(d) ......,

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Expressions	D or S
X is different from Y in that.....
X and Y are alike in that....
X and Y have….. in common.
Whereas X ................, Y ..............
Compared to X, Y...
X .... In contrast, Y....
X .... However, Y....
X and Y both

Expressions D or S X is different from Y in that..... D X and Y are alike in that.... S X and Y have….. in common. S Whereas X ................, Y .............. D Compared to X, Y... D X .... In contrast, Y.... D X .... However, Y.... D X and Y both S

Expressions

D or S

X is different from Y in that.....

D

X and Y are alike in that....

S

X and Y have….. in common.

S

Whereas X ................, Y ..............

D

Compared to X, Y...

D

X .... In contrast, Y....

D

X .... However, Y....

D

X and Y both

S