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scientific methods
mass,weight,volume/ matter
water displacement/density
observations
units of measurements
100
an observation is information gathered with your five senses.
what is an observation?
100
mass is the amount of matter in a object
What is mass
100
water displacment is when an object is placed in water and it pushes the water out of the way.
What is water displacment?
100
an observation is information gathered with your five senses.
What is an observation
100
the unit of measurment for mass is grams (g).
what is the unit of measurement for mass
200
a hypothesis is an educated guess or perdiction
What is hypothesis
200
matter is anything that has mass
What is matter
200
density is a measure of the amount of matter in a given amount of space.
What is density
200
you can tell two objects apart by looking at them very carefully and recording the slight differences.
how can you tell two objects apart?
200
1 liter equals 1kilogram.
how many kilograms are in a liter?
300
you analyze results by originizing data, making tables charts and graphs and looking for patterens and trends
how do you analyze results?
300
weight is the measurement of gravatational force in an object.
What is weight?
300
the formula for density is D=m/v
What is the formula for density
300
nothing is ever alike even though things may look the same, they are never exactly the same.
can two things be exactly the same?
300
one tenth by one tenth by one tenth equals one liter
What is one tenth by one tenth by one tenth equal?
400
to do an experiment you have to test your hypothesis, gather data.
how do you do an experiment?
400
volume is the amount of space taken up in an object.
What is volume?
400
you can test water displacment by taking different objects and putting them in water and recording how much water it displaced.
how can you test water displacement?
400
good scientists observe things and record the things they found out about the objects.
do scientist observe things?
400
the unit of weight to measure the weight of precious stones is a karott.
What is the unit of weight of precious stones?
500
you draw conclutions by thinking what your results tell you, was your hypothesis right or wrong.
how do you draw conclutions?
500
you can calculate volume by doing l x w x h.
how can you calculate volume?
500
if something has the same weight, it doesn't always have the same density.
do objects that have the same weight always have the same density.
500
observations can be used in many different ways and on many different things
how many different observations are there?
500
the unit to measure weight is a newton (n).
What is the unit measure weight?