Chapter 1

Question 1

SI unit for volume

Answer 1

metre cube

Question 2

SI unit for mass

Answer 2

kg

Question 3

SI unit for time

Answer 3

seconds

Question 4

SI unit for length

Answer 4

metre

Question 5

SI unit for temperature

Answer 5

Kelvin

Question 6

function of test tube

Answer 6

to hold, mix or heat small quantities of solid or liquid chemicals

Question 7

function of boiling tube

Answer 7

to strongly heat substances in the flame of a Bunsen burner

Question 8

function of beaker

Answer 8

to hold liquid for mixing, stirring or heating

Question 9

function of measuring cylinder

Answer 9

to measure different volumes of liquid

Question 10

function of thermometer

Answer 10

to measure the temperature of different liquids

Question 11

stopper with L-shaped delivery tube

Answer 11

to deliver gas from one apparatus to another

Question 12

Bunsen burner

Answer 12

a heat source, able to raise a flame high enough for hearing

Question 13

function of filter funnel

Answer 13

to separate solid from liquid via filtration

Question 14

function of tripod stand

Answer 14

to support an apparatus high enough to be heated by a Bunsen burner

Question 15

function of retort stand

Answer 15

to support an apparatus during an experiment

Question 16

function of crucible

Answer 16

small clay cup for heating a solid directly over a flame

Question 17

function of evaporating dish

Answer 17

to evaporate liquid from a solution over a Bunsen burner

Question 18

function of gas syringe

Answer 18

to collect and measure volume of gas

Question 19

how to prevent parallax error

Answer 19

readings to be made directly perpendicular to the instrument and at the meniscus for liquids

Question 20

what is perseverance

Answer 20

to be able to persistently work through difficulties, to find new solutions and acquire new knowledge

to be able to not give up easily when faced with setbacks or challenges

Question 21

what is curiosity

Answer 21

when a scientist pays attention and shows interest in a specific event or object

when a scientist asks questions and seek answers

Question 22

what is creativity

Answer 22

when a scientist is able to come up with new and original ideas

Question 23

what is intergrity

Answer 23

when a scientist does not withhold or fabricate any information for his personal gain

when a scientist gives a full and true report in his observations

Question 24

what is objectivity

Answer 24

when a scientist is not biased and impartial in all his reports and conclusions

when a scientist bases his reports and conclusions based off evidence rather than personal emotions and opinions

Question 25

what is open mindedness

Answer 25

when a scientist is able to take criticism and able to change his mind if reliable evidence contradicts his beliefs

Question 26

what is open mindedness

Answer 26

when a scientist is able to take criticism and able to change his mind if reliable evidence contradicts his beliefs