Unit 1 - Getting Ready for Science

Question 1

Investigation

Answer 1

looking into how something works

Question 2

inquiry/ inquiry skills

Answer 2

the skills someone uses to study something closely

Question 3

observe

Answer 3

watch something closely

Question 4

measure

Answer 4

calculate the size or amount of an object

Question 5

gather, record and display data

Answer 5

get information, write it down and put it into a model or graph

Question 6

what is a thermometer used for?

Answer 6

to measure the temperature of liquids and air

Question 7

what is water’s boiling and freezing point?

Answer 7

boils - 212 degrees Fahrenheit (100 degrees Celsius)

freezes - 32 degrees Fahrenheit (0 degrees Celsius)

Question 8

what is a dropper used for?

Answer 8

to move small amounts of liquid or to measure volume by counting drops

Question 9

what is a tape measure used for?

Answer 9

to measure the length of curved or irregular surfaces

Question 10

what is a spring scale used for?

Answer 10

to measure forces, such as weight or friction

measures in units Newtons

Question 11

what is a ruler used for?

Answer 11

measures the length and width of objects in centimeters and millimeters

Question 12

what is a measuring cup used for?

Answer 12

to measure the volume of liquids

measured in liters and millimeters

Question 13

what are forceps used for?

Answer 13

to help pick up or hold small objects

Question 14

what is a hand lens used for?

Answer 14

to make objects appear larger and help you see more detail

Question 15

what is a microscope used for?

Answer 15

helps you to look at very small things; it can magnify objects thousands of times

Question 16

what are the parts of a microscope?

Answer 16

eyepiece - contains one lens and is mounted at the end of a tube

stage - holds the slide or object you are looking at

base - supports the microscope and usually holds a lamp or mirror that shines light through the object

nosepiece - holds one or more lenses that can magnify an object up to 400 times

adjustment - knobs - helps you focus the lenses

Question 17

what is a balance used for?

Answer 17

to measure the amount of matter in an abject

measured in grams or kilograms

Question 18

what is a variable?

Answer 18

vary=to change

something that can change during an experiment

Question 19

what are the steps to the scientific method?

Answer 19

1- OBSERVE and ASK questions
2- Form a HYPOTHESIS
3- PLAN and experiment
4- CONDUCT an experiment
5- Draw CONCLUSIONS & COMMUNICATE the results

Question 20

what does “using numbers” to measure mean?

Answer 20

to use numbers not objects (pennies, apples, etc)

Question 21

what does “to compare” mean?

Answer 21

to estimate or measure the differences or similarities between objects

Question 22

what does “classify” mean?

Answer 22

arrange in categories according to shared qualities or characteristics

Question 23

what does it mean to “interpret data”?

Answer 23

to explain the meaning of gathered information

Question 24

what does ‘infer” mean?

Answer 24

to draw conclusions about something by using gathered data or previous knowledge

Question 25

what does to “predict” mean?

Answer 25

using your knowledge to make a guess

Question 26

plan and conduct a simple investigation

Answer 26

think about and plan a study that a scientist does

Question 27

what is a HYPOTHESIS?

Answer 27

a possible answer to a question that can be tested

Question 28

what are control variables

Answer 28

items that go unchanged in an experiment

Question 29

what are OBSERVATIOS?

Answer 29

information from your senses

to observe is to look at closely

Question 30

what is to Draw CONCLUSIONS?

Answer 30

by examining the data, an experiment either supported or disproved the hypothesis

Question 31

how do we communicate results in the lab?

Answer 31

we gather, record and display data (making charts, comparing, classifying)