Exercise Form 1 Chapter 4 Variety of Resources on Earth
7
Form 1 Science Chapter 4 FORM 1 CHAPTER 4 VARIETY OF RESOURCES ON EARTH 1. Diagram 1 shows the arrangement of particles in three different types of matter, P, Q and R. P Q R Diagram 1 (a) Label P, Q and R with the following words. Mixture Compound Element [3 marks] (b) Draw lines to match the following mixtures to the method of separating the mixture. Draw the lines as shown below. JPN Pahang 2009 26 By filtration By magnetic attraction By using a separating funnel By distillation MIxture Method of separation Petrol and water Sulphur and iron filings Sand and water
Transcript of Exercise Form 1 Chapter 4 Variety of Resources on Earth
Form 1 ScienceChapter 4
FORM 1 CHAPTER 4VARIETY OF RESOURCES ON EARTH
1. Diagram 1 shows the arrangement of particles in three different types of matter, P, Q and R.
P Q R
Diagram 1
(a) Label P, Q and R with the following words.
Mixture Compound Element
[3 marks]
(b) Draw lines to match the following mixtures to the method of separating the mixture. Draw the lines as shown below.
[2 marks]
JPN Pahang 2009 26
By filtration
By magnetic attraction
By using a separating funnel
By distillation
MIxture Method of separation
Petrol and water
Sulphur and iron filings
Sand and water
Form 1 ScienceChapter 4
2. Diagram 2.1 shows an activity carried out by a student using sulphur powder and iron filings.
(a) Substance M is formed when iron filings and sulphur powder are mixed together. What Is substance M?
………………………………………………………………………………………………………[1 mark]
(b) How can you separate the iron filings from the sulphur powder in M?
………………………………………………………………………………………………………..[1 mark]
(c) M is then heated as shown in Diagram 2.2 and a new substance, N is formed. What is N?
…………………………………………………………………………………………………………[1 mark]
(d) State two properties of N.
(i) …………………………………………………………………………………………………….
(ii) …………………………………………………………………………………………………….
[2 marks]
(e) State one difference between substance M and substance N.
………………………………………………………………………………………………………
………………………………………………………………………………………………………
[1 mark]
JPN Pahang 2009 27
Iron filings Sulphur powder M
Diagram 2.1
M
Diagram 2.2
Form 1 ScienceChapter 4
3. Diagram 3 shows some resources on Earth.
(a) Name resources P, Q and R on Diagram 3.
[3 marks]
(b) State one importance of
R: …………………………………………………………………………………………………….
Q: …………………………………………………………………………………………………….
[2 marks]
(c) Plants need R to live. Name another resource that plants need to live.
………………………………………………………………………………………………………..
[1 mark]
JPN Pahang 2009 28
R …………………………….
RESOURCES ON EARTH
Diagram 3
P: …………………………….
Q …………………………….
Form 1 ScienceChapter 4
4. Diagram 4 shows some methods of separating mixtures.
P: …………………………… Q: ……………………………. R: ……………………………
Diagram 4
(a) Label P, Q and R on Diagram 4 using the following words.
Distillation Separating funnel Filtration
[3 marks](b) Draw lines to match to P, Q, and R to their uses.
[3 marks]
(c) How is salt obtained from sea water? ………………………………………………………………………………………………………
[1 mark]
JPN Pahang 2009 29
To separate a liquid from a solution
Method Use
P
Q
R
To separate two immiscible liquids
To separate a solid from a liquid
Form 1 ScienceChapter 4
5. Diagram 5.1 shows pictures of three different substances, P, Q and R.
P Q R
Diagram 5.1
(a) On Diagram 5.1, label P, Q and R with the following words.
Mixture Compound Element
[3 marks]
(b) Based on Diagram 5.1, which substance can only be separated by chemical method?
……………………………………………………………………………………………………… [1 mark]
(c) Copper is a metal. State one property of metal.
……………………………………………………………………………………………………… [1 mark]
(d) Diagram 5.2 shows the arrangement of the particles of substances K and L.
Based on Diagram 5.2, give one example of substance K and L.
(i) Substance K: …………………………………………………………………………………
(ii)Substance L:…………………………………………………………………………………..[2 marks]
JPN Pahang 2009 30
Water Soil
Copper wire
K L
Diagram 5.2
