1 Year 9 Water Round 1
2 Question One Name the 3 states of matter
3 Question Two Describe what the particles are like in a solid
4 Question Three Describe what the particles are like in a liquid
5 Question Four Water exists in each of the 3 states. Name them.
6 Why can gases be squashed?Question Five Why can gases be squashed?
7 Year 9 Water Round ANSWERS
8 Question One Name the 3 states of matter Solid Liquid Gas
9 Question Two Describe what the particles are like in a solid Close together and vibrating about a fixed position
10 Question Three Describe what the particles are like in a liquid Close together and able to slide past each other
11 Question Four Water exists in each of the 3 states. Name them.ICE WATER WATER VAPOUR
12 Why can gases be squashed Because they are far apartQuestion Five Why can gases be squashed Because they are far apart
13 Year 9 Water Round 2 Changes of State
14 Question 1 Name the changes of state when a: Liquid changes into a gasGas changes in to a liquid Solid changes into a gas Solid changes into a liquid
15 Question Two a) What is this piece of equipment called?b) What does it measure?
16 Question 3 What is the unit for mass and what is the unit symbol?
17 Question Four Name this piece of equipment and what is it used to measure?
18 Question Five Name the curved surface of the liquid in the measuring cylinder? What is the volume of liquid in this measuring cylinder
19 Round 2 Changes of State and Measuring- ANSWERSYear 9 Water Round 2 Changes of State and Measuring- ANSWERS
20 Question 1 Name the changes of state when a: Liquid changes into a gasEvaporation/boiling b) Gas changes into a liquid Condensation c) Solid changes into a gas Sublimation d) Solid changes into a liquid Melting
21 Question Two What is this piece of equipment called?Electronic balance b) What does it measure? Mass
22 Question 3 What is the unit for mass and what is the unit symbolQuestion 3 What is the unit for mass and what is the unit symbol? grams g
23 Question Four Name this piece of equipment and what is it used to measure? Measuring cylinder The volume of a liquid
24 Question Five Name the curved surface of the liquid in the measuring cylinder? MENISCUS What is the volume of liquid in this measuring cylinder 43 mL
25 Round 3 Atoms and moleculesYear 9 Water Round 3 Atoms and molecules
26 Question one What is the meaning of the word element?
27 Question Two What is the meaning of the word compound?
28 Question Three Which picture represents atoms of an element? A B C
29 Question 4 Which picture(s) show(s) molecules A B C
30 Question Five Which letter(s) show compounds? A B C
31 Round 3 Atoms and molecules-ANSWERSYear 9 Water Round 3 Atoms and molecules-ANSWERS
32 Question one What is the meaning of the word elementQuestion one What is the meaning of the word element? A pure substance made of only one type of atom
33 Question Two What is the meaning of the word compound?Pure substances which contain atoms of 2 or more elements in a fixed ratio
34 Question Three Which picture represents atoms of an element? A B C C
35 Question 4 Which picture(s) show(s) molecules A B C
36 Which letter(s) show compounds? A B CQuestion Five Which letter(s) show compounds? A B C A B
37 Round 4 Chemical symbols and formulaeYear 9 Water Round 4 Chemical symbols and formulae
38 Question One Write the name for the following elements Cu Mg Fe Pb
39 Question Two Write the name for the following elements: O N S Cl
40 Question 3 Write the symbol for the following elements: sodium potassium aluminium
41 Question four How many atoms in total are there in: MgSO4 C6H12O6
42 Question Five Write the chemical formula for water
43 Round 4 Chemical symbols and formulae-ANSWERSYear 9 Water Round 4 Chemical symbols and formulae-ANSWERS
44 Question One Write the name for the following elements Cu Copper Mg Magnesium Fe Iron Pb Lead
45 Question Two Write the name for the following elements: O oxygen N nitrogen S sulfur Cl chlorine
46 Question 3 Write the symbol for the following elements: Sodium Na Potassium K Aluminium Al
47 Question four How many atoms in total are there in: MgSO C6H12O
48 Question Five Write the chemical formula for water H2O
49 Round 5 Mixtures & Separation MethodsYear 9 Water Round 5 Mixtures & Separation Methods
50 Question one What is the definition of a mixture?
51 Question Two Which letter represents a mixture? A B C
52 Question 3 In a glass of mango-flavoured Refresh, name the: SoluteSolvent Final mixture where the refresh powder has dissolved.
53 Question 4 What method would you use to separate sand from water?
54 Question Five What is the meaning of the word soluble? Give and example of a substance that is soluble in water
55 Round 5 Mixtures & Separation Methods-ANSWERSYear 9 Water Round 5 Mixtures & Separation Methods-ANSWERS
56 Question one What is the definition of a mixture?2 or more pure substances that are mixed together but are NOT chemically combined.
57 Question Two Which letter represents a mixture? A B C
58 Question 3 In a glass of mango-flavoured Raro, name the:Solute- Raro powder Solvent- Water Final mixture where the refresh powder has dissolved Solution
59 FILTRATION OR DECANTINGQuestion 4 What method would you use to separate sand from water? FILTRATION OR DECANTING
60 Question Five What is the meaning of the word soluble? Able to dissolve Give and example of a substance that is soluble in water Salt