Bunsen burner skills

Question 1

mWhat colour is the flame when the the air hole is closed

Answer 1

The flame colour is yellow

Question 2

When the air hole is open what colour flame is seen when its open

Answer 2

It’s seen as a blue flame

Question 3

What is the name for the flame when the air hole is open

Answer 3

It is called a heating flame

Question 4

What’s the hottest flame? The yellow flame (safety flame) or a blue flame (heating flame)

Answer 4

The hottest flame is a blue flame (heating flame) which makes the yellow flame (safety flame) the cooler flame

Question 5

What to you put over your Bunsen burner to be able to to balance the beaker?

Answer 5

You put a tripod and gauze mat

Question 6

How do you light a Bunsen burner

Answer 6

You light a Bunsen burner by turning you air hole to closed than you connect your Bunsen burner the gas the third thing you do is strike your match than turn on the gas to light the Bunsen burner.

Question 7

What is the thing you use to boil water

Answer 7

beaker

Question 8

What is an independent variable

Answer 8

What I change

Question 9

What is the dependent variable

Answer 9

what is measured

Question 10

What is the name of the yellow flame

Answer 10

Safety flame

Question 11

What is the graph called with lines

Answer 11

line graph

Question 12

What is the most commonly used graph in science

Answer 12

the answered is a line graph

Question 13

What are the 5 important parts that a line graph contains

Answer 13

1: a title 2: the independent variable(what i change) 3: the dependent variable (what is measured) 4:the scales for each variable (starts with 0 and goes up in intervals) 5:the legend.

Question 14

What is qualitative data

Answer 14

Described in words

Question 15

What is quantitative data

Answer 15

described in numbers

Question 16

What’s a controlled variable

Answer 16

A controlled variable is something that doesn’t change throughout your experiment

Question 17

What is the dichotomous key

Answer 17

Something where you organise thing into categories until you get down the very last object

Question 18

What are the catergories that are used

Answer 18

Usually say for animals live on land and live in water

Question 19

How do you focus a microscope

Answer 19

Look through the lens than lift the stage to focus the microscope after you almost got it fully focused than you use the fine focus nob to properbly the nob

Question 20

Remember to draw a picture of what is seen so try to focus it properly

Answer 20

remember that

Question 21

What do you do to calculate the magnification

Answer 21

By multiplying the eyepiece magnification by the objective lens magnification

Question 22

How do you Carry a microscope

Answer 22

With 2 hands one on the arm and the other on the base

Question 23

What is an inference

Answer 23

something you already know from life