Edexcel IGCSE - Matter

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1. Which answer best describes the difference between these 2 blocks?

 
  • A) Block A has a larger volume than block B
  • B) Block B is denser than block A
  • C) Block A has more mass than block B
  • D) Block A has more tightly packed particles than block B

2. What is the formula for density?

  • A) Density = volume x mass
  • B) Density = volume ÷ mass
  • C) Density = mass ÷ volume
  • D) Density =  ½ x mass x (volume)

3. A block of steel has a volume of 50 cm3, a length of 4cm and a width of 5cm. The height of the block is

  • A) 2 cm
  • B) 2.5 cm
  • C) 5 cm
  • D) 10 cm

What are the missing values in this table?

 
Substance
Mass (g)
Volume(cm3)

Density (g/cm3)

4.
Wood
20
25
5.
Copper
36
9
6.
Glass
400
2.5
 

7.. Which of these is the correct formula to calculate the pressure on an area?

  • A) P = F x A
  • B) P = F ÷ A
  • C) P = F x d
  • D) P = F ÷ d

8.. A block of mass 3000 g rests on a desk as shown.

 

What is the weight of the block?

  • A) 0.3 kg
  • B) 3 kg
  • C) 3 N
  • D) 30 N

 

9. What pressure does the block above cause on the desk?

  • A) 1500 Pa
  • B) 150 Pa
  • C) 7500 Pa
  • D) 750 Pa

What are the missing values in this table showing the pressure under different steel blocks in a scrap yard?

  Length (m) Width (m) Area (m2) Force on ground (N) Pressure (Pa)
10.
0.8
0.5
0.4
20 000
11+12 .
0.2
2
5000