Higher June 2019 Paper 2 Q15
15.
(a) The density of glass in a bottle is 2·4 g/cm3.
The volume of glass used to make the bottle is 13·4 cm3.
Calculate the mass of the glass bottle.
Give your answer in grams. [2]
The volume of glass used to make the bottle is 13·4 cm3.
Calculate the mass of the glass bottle.
Give your answer in grams. [2]
(b) A force of 135 N is applied to an area of 3600 cm2.
Calculate the pressure.
Give your answer in N/m2. [3]
Calculate the pressure.
Give your answer in N/m2. [3]
| Scheme | Marks | Comments |
|---|---|---|
| (Mass =) \(2.4 \times 13.4\) | M1 | |
| 32.16 (g) | A1 | CAO, accept 32.2(g) from correct working |
| Scheme | Marks | Comments |
|---|---|---|
| (P =) \(135 \div 0.36\) or \((135 \div 3600) \times 100^2\) | M2 | or equivalent full method which may be seen in stages M1 for \(135 \div 3600\) or \(135 \div\) ‘digits 36 with incorrect place value’ |
| 375 (N/m2) | A1 | CAO |
| (5) |