08. Unit Conversions

Question 1

1(a) Tom wants to measure the distance of a room in his house.

Which imperial unit would be most appropriate to use?

ANSWER: Multiple choice (Type 1)

A: Metres

B: Gallons

C: Feet

D: Litres

Answer: C

Marks = 1

 

1(b) To measure the liquid in a glass,

Which estimate would be most appropriate to use?

ANSWER:  Multiple choice (Type 1)

A: $200$ millilitres

B: $200$ fluid ounces

C: $200$ litres

D: $200$ gallons

Answer: A

Marks = 1

 

1(c) Which measurement is the lightest?

ANSWER:  Multiple choice (Type 1)

A: $100,000$ mg

B: $500$ grams

C: $\dfrac{1}{2}$ pound

D: $\dfrac{1}{4}$ kilogram

Answer: A

Marks = 1

 

1(d) Which measurement is the longest distance?

ANSWER:  Multiple choice (Type 1)

A: $1002$ m

B: $10,000$ mm

C: $1.1$ km

D: $50,000$ cm

Answer: C

Marks = 1

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Question 2

Below are two incomplete conversion tables.

2(a) Complete the following conversion table from meters to millimetres, giving values for $A$, $B$, $C$, $D$ and $E$.

ANSWER: Multiple answers (Type 1)

Answers:

$A = 4000$ mm

$B = 0.8$ m

$C = 1060$ mm

$D = 11.047$ m

$E = 0.001$ m

Marks = 2

 

2(b) Complete the following conversion table from millilitres to litres, giving values for $F$, $G$, $H$, $I$ and $J$.

ANSWER: Multiple answers (Type 1)

Answers:

$F = 1$ L

$G = 500$ ml

$H = 0.002$ L

$I = 6000$ ml

$J = 0.001$ ml

Marks = 2

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Question 3

Below are two incomplete conversion tables.

3(a) Complete the following conversion table from centimetres to kilometres, giving values for $A$, $B$, $C$ and $D$.

ANSWER: Multiple answers (Type 1)

Answers:

$A = 0.0001$ km

$B = 50000$ cm

$C = 200000$ cm

$D = 0.5$ m

Marks = 2

 

3(b) Complete the following conversion table from hours to seconds, giving values for $E$, $F$, $G$ and $H$.

Give your answers as whole numbers, or to two decimal places.

ANSWER: Multiple answers (Type 1)

Answers:

$E = 7200$ seconds

$F = 0.35$ hours

$G = 0.21$ hours

$H = 720$ seconds

Marks = 2

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Question 4

Below are two incomplete conversion tables.

4(a) Complete the following conversion table from $cm^2$ to $m^2$,  giving values for $A$, $B$, $C$, $D$ and $E$.

ANSWER: Multiple answers (Type 1)

Answers:

A: $0.11 \space m^2$

B: $20000\space cm^2$

C: $0.05 \space m^2$

D: $1000 \space cm^2$

E: $5 \space m^2$

Marks = 2

 

4(b) Complete the following conversion table from $cm^3$ to $m^3$, giving values for $F$, $G$, $H$, $I$ and $J$.

ANSWER: Multiple answers (Type 1)

Answers:

F: $0.001 \space m^3$

G: $1000000 \space cm^3$

H: $1 \space m^3$

I: $600000 \space cm^3$

J: $0.0002 \space m^3$

Marks = 2

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Question 5

Below are two incomplete conversion tables.

5(a) Complete the following conversion table from $km/hr$ to $m/s$,  giving values for $A$, $B$, $C$, $D$ and $E$.

ANSWER: Multiple answers (Type 1)

Answers:

A: $3.6 \space km/hr$

B: $0.56 \space m/s$

C: $1800\space km/hr$

D: $0.028 \space m/s$

E: $180000 \space km/hr$

Marks = 2

 

5(b) Complete the following conversion table from $g/cm^3$ to $kg/m^3$, giving values for $F$, $G$, $H$, $I$ and $J$.

ANSWER: Multiple answers (Type 1)

Answers:

F: $1000 \space kg/m^3$

G: $0.005 \space g/cm^3$

H: $100 \space kg/m^3$

I: $0.0001 \space g/cm^3$

J: $20000 \space kg/m^3$

Marks = 2

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Question 6

Complete the table below by writing a reasonable unit of measurement for the following:

Give your answers as the full word for each unit, for example ‘metres’, not ‘m’.

ANSWER: Multiple answers (Type 1)

Answers:

A: kilometres

B: ounces

C: millilitres

D: kilograms

E: centimetres

F: inches

G: kilometres

H: miles

I: ounces

J: litres

K: gallons

Marks = 5

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