introductory unit review
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Introductory Unit Introductory Unit ReviewReview
What is the first step of What is the first step of the scientific method?the scientific method?
Make ObservationsMake Observations
What is the second step What is the second step of the scientific method?of the scientific method?
State the problemState the problem
What is the third step of What is the third step of the scientific method?the scientific method?
HypothesizeHypothesize
What is the fourth step of What is the fourth step of the scientific method?the scientific method?
Design the Design the experiment and testexperiment and test
What is the fifth step of What is the fifth step of the scientific method?the scientific method?
Collect dataCollect data
What is the sixth step of What is the sixth step of the scientific method?the scientific method?
Analyze dataAnalyze data
What is the last step of What is the last step of the scientific method?the scientific method?
How many independent How many independent variables can be tested in variables can be tested in
an experiment?an experiment?
The variable you measure The variable you measure and do NOT know before and do NOT know before the experiment is called the experiment is called the the -?- -?- variable.variable.dependent
The group in an The group in an experiment that you use experiment that you use for comparison is called for comparison is called
the the -?- -?- group.group.control
What is the base unit What is the base unit for measuring volume for measuring volume in the metric system?in the metric system?
1 liter
What is the base unit What is the base unit for measuring mass in for measuring mass in
the metric system?the metric system?
Grams not grahams,
silly!
What is the base unit What is the base unit for measuring for measuring
temperature in the temperature in the metric system?metric system?
The variable YOU The variable YOU control in an control in an
experiment and know experiment and know before the experiment before the experiment is called the is called the -?- -?-
variable.variable.independent
The question you are The question you are trying to answer in an trying to answer in an
experiment is called your experiment is called your
-?- -?- statement.statement.problem
Information gathered Information gathered during an experiment is during an experiment is
called called . .datadata
When you are looking at When you are looking at your data VERY closely, your data VERY closely,
you areyou are - ? -- ? - your data. your data. analyzinganalyzing
How many times must an How many times must an experiment be done experiment be done
before a theory can be before a theory can be made? made?
What is the area of the What is the area of the following square? following square?
5 cm25 cm2
How many centimeters How many centimeters are in a meter? are in a meter?
How many deciliters are How many deciliters are in a liter? in a liter?
How many grams are How many grams are in a kilogram? in a kilogram?
Convert 2.5 cm to meters Convert 2.5 cm to meters
Convert 5 hl to liters Convert 5 hl to liters
What is the volume of the What is the volume of the following figure? following figure?
3 cm
27 cm33
cm
3 cm
What is the volume of What is the volume of water in the graduated water in the graduated
cylinder below? cylinder below?
56 cm3
Calculate the volume of Calculate the volume of the dinosaur? the dinosaur?
0.8ml
5.6ml minus 4.8ml =
If the hamster If the hamster and beaker, and beaker,
together, have together, have a mass of 220 a mass of 220 grams and the grams and the beaker, alone, beaker, alone, has a mass of has a mass of
40 grams, 40 grams, what is the what is the mass of the mass of the hamster?hamster? 220g – 40g = 180g
What is the missing data What is the missing data in the table below? in the table below?
BountyBounty VivaViva
Trial 1Trial 1 40 ml40 ml 32 ml32 ml
Trial 2Trial 2 44 ml44 ml ??
Average ml Average ml of water of water
absorbedabsorbed42 ml42 ml 35 ml35 ml
38 ml
Is this data qualitative or Is this data qualitative or quantitative? quantitative?
BountyBounty VivaViva
Trial 1Trial 1 40 ml40 ml 32 ml32 ml
Trial 2Trial 2 44 ml44 ml 38 ml38 ml
Average ml Average ml of water of water
absorbedabsorbed42 ml42 ml 35 ml35 ml
The temperature at The temperature at 6 pm is shown on 6 pm is shown on
the left. The the left. The temperature 7 temperature 7
hours later at 1 am hours later at 1 am is shown on the is shown on the
right. How many right. How many degrees Celsius did degrees Celsius did
the temperature the temperature fall from 6 pm to 1 fall from 6 pm to 1
am?am? 21°C 6°C21°C - 6°C = 15°C
Janice has pink finger Janice has pink finger polish on. polish on.
ObservationObservationor or
Inference? Inference?
Janice is engaged.Janice is engaged.
ObservationObservationor or
Inference? Inference?
What do we use in the What do we use in the lab to measure mass?lab to measure mass?
Triple beam balance
Which candle will attract Which candle will attract the least amount of the least amount of
mosquitoes?mosquitoes?What is the independent variable?What is the independent variable?
What is the dependent variable?What is the dependent variable?
Different candlesDifferent candles
Number of mosquitoesNumber of mosquitoes
What is the difference What is the difference between weight and mass?between weight and mass?
Weight depends on gravity!Weight depends on gravity!