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Answers to homework: (a) 1ml (b) 2ml (c) 0.2ml (d) 0.5ml
MINISTRY OF EDUCATION
SECONDARY ENGAGEMENT PROGRAMME
INTEGRATED SCIENCE
GRADE 7
Week 2 Lesson 1 – Worksheet 1: Easy
Complete the table below by writing the name of the equipment that best suits the functions
given.
Object Name FUNCTION
Used to pick up or hold hot objects
Protects the eyes from flying objects or chemical splashes.
A wide mouthed container used to transport, heat or store substances. It is not reliable for accurate measurements of volume.
A small container used heat small amounts of substances.
A device used to measure the mass of an object or substance.
Protects what the scientist is wearing from hazardous or hot chemicals spills.
Used to dispense a very small amount of a liquid.
Used to light a Bunsen burner.
Attaches to a lab stand and used to hold a variety of lab equipment.
Used to measure volumes very precisely.
Used to hold a variety of lab equipment, especially during a reaction in which a heat source is being used.
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Used to pour liquids into containers with small opening or to hold a filter paper.
Used to heat objects.
Week 2 Lesson 1– Worksheet 2: Challenging
Answer the questions given below by unscrambling the letters in bracket
1. Holding 100mL of water (ebkare)
________________
2. Measuring 27 mL of liquid (daudgtear ldnreiyc)
________________
3. Measuring exactly 43mL of an acid (retubet)
________________
4. Massing out 120 g of sodium chloride (acbnela) ________________
5. Suspending glassware over the Bunsen burner (rwei zeagu) ________________
6. Used to pour liquids into containers with small openings or to hold filter paper (unfenl) ________________
7. Mixing a small amount of chemicals together (lewl letpa) ________________
8. Heating contents in a test tube (estt ubet smalcp) ________________
9. Holding many test tubes filled with chemicals (estt ubet karc) ________________
10. Used to clean the inside of test tubes or graduated cylinders (iwer srbuh)
________________
11. Keeping liquid contents in a beaker from splattering (tahcw sgasl) ________________
12. A narrow-mouthed container used to transport, heat or store substances, often used when a stopper is required. (ymerereel kslaf) ________________
13. Heating contents in the lab (nuesnb bneurr) ________________
14. Transport a hot beaker (gntos) ________________
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15. Protects the eyes from flying objects or chemical splashes (ggloges)________________ 16. Used to grind chemicals to powder (tmraor nda stlepe) ________________
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MINISTRY OF EDUCATION
SECONDARY ENGAGEMENT PROGRAMME
INTEGRATED SCIENCE
GRADE 7
Week 2 Lesson 1– Worksheet 1: Answer Sheet
Object Name FUNCTION
Tongs
Used to pick up or hold hot objects
Goggles
Protects the eyes from flying objects or chemical splashes.
Beaker
A wide mouthed container used to transport, heat or store substances. It is not reliable for accurate measurements of volume.
Test tube
A small container used heat small amounts of substances.
Triple Beam Balance
A device used to measure the mass of an object or substance.
Lab coat
Protects what the scientist is wearing from hazardous or hot chemicals spills.
Dropper
Used to dispense a very small amount of a liquid.
Striker
Used to light a Bunsen burner.
Ring clamp
Attaches to a lab stand and used to hold a variety of lab equipment.
Graduated cylinder
Used to measure volumes very precisely.
Ring stand
Used to hold a variety of lab equipment, especially during a reaction in which a heat source is being used.
Funnel
Used to pour liquids into containers with small opening or to hold a filter paper.
Bunsen Burner Used to heat objects.
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Week 2 Lesson 1 – Worksheet 2: Answer Sheet
Answer the questions given below by unscrambling the letters in bracket
1. Holding 100mL of water (ebkare)
Beaker
2. Measuring 27 mL of liquid (daudgtear ldnreiyc)
Graduated cylinder
3. Measuring exactly 43mL of an acid (tretube)
Burette
4. Massing out 120 g of sodium chloride (acbnela) Balance
5. Suspending glassware over the Bunsen burner (rwei zeagu) Wire gauze
6. Used to pour liquids into containers with small openings or to hold filter paper
(unfenl) Funnel
7. Mixing a small amount of chemicals together (lewl letpa) Well plate
8. Heating contents in a test tube (estt ubet smalcp) Test tube clamps
9. Holding many test tubes filled with chemicals (estt ubet karc) Test tube rack
10. Used to clean the inside of test tubes or graduated cylinders (iwer srbuh)
Wire brush
11. Keeping liquid contents in a beaker from splattering (tahcw sgasl) Watch glass
12. A narrow-mouthed container used to transport, heat or store substances, often used when a stopper is required. (ymerereel kslaf) Erlenmeyer flask
13. Heating contents in the lab (nuesnb bneurr) Bunsen burner
14. Transport a hot beaker (gntos) Tongs
15. Protects the eyes from flying objects or chemical splashes (ggloges) Goggles
16. Used to grind chemicals to powder (tmraor nda stlepe) Mortar and Pestle