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Unit 1: Scientific Method and Measurements Flashcards | StudBud
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Unit 1: Scientific Method and Measurements
who discovered gravity
What is Density?
Unit 1: Scientific Method and Measurements
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1
What is Density?
Compactness of a substance
space a substance occupies
matter in a substance
what is up fellow kids?
2
who discovered gravity
donald trump
isaac newton
albert einstein
stephen hawking
3
What is weight?
a force that pulls and object down
how big something is
the measurement of the pull of gravity on an object
the amount of matter in an object
4
Which container has a higher density?
neither
they are equal
left
right
5
Units for weight?
Grams
Newtons
Pounds
Kilograms
6
The following triple beam balance reads...
240.4 grams
200.42 grams
200.44 grams
244 grams
7
What is a hypothesis?
Jacket K
a finding
an educated guess
results
8
What is mass?
how much something weighs
the force that pulls objects to each other
the amount of matter or "stuff" in something
the force that comes from something
9
metric unit of mass
meter
liter
gram
10
The independent variable in an experiment is:
The variable you change
The variable you measure
The variable you keep the same
11
a hypothesis is a testable question
True
False
12
What is density?
how much "stuff" something has
ratio for how many particles a substance has in a certain amount of space
the amount of space something takes up
speed of particles, how fast they move
13
Why do scientist use the Scientific Method?
fun
to prove an answer to a question
to compare
to do a fun experiment
14
What is the volume?
30.2mL
30.7mL
30.6mL
30.4mL
15
What units can be used for Volume?
Centimeters3
Kilograms
g/ml
Milliliters
16
can you see gravity
no
yes
17
What is a independent variable?
the thing you keep the same
The thing you change
The thing you measure
18
What is the SI unit for weight, W?
kg
g
m
N
19
The steps of the scientific method..
often start with a question.
must all be used in every scientific investigation.
always results in the development of a theory.
must always be used in the same order.
20
Which graduated cylinder shows 42 mL?
D
B
A
C
21
What is density?
ratio for how many particles a substance has in a certain amount of space
the amount of space something takes up
speed of particles, how fast they move
how much "stuff" something has
22
What does a triple beam balance measure?
Volume
Area
Mass
Kilometers
23
Which is MORE DENSE, HOT or COLD water?
Only warm water
Cold water
Neither
Hot water
24
What is the last step to the scientific method?
Record observations
Draw a conclusion
Ask a question
Communicate your resluts
25
A triple beam balance measures volume
True
False
26
The unit of weight is...
Ounces
Force
Newtons
Kilograms
27
Find the volume of the prism. V= L x W x H
30 in.3
90 in.3
45 in.3
18 in.3
28
Is gathering data a part of the scientific method?
Idk
Yes
Maybe
No
29
A triple beam balance is used to measure
mass
weight
volume
30
What is gravity?
a measurement of weight
how much mass an object has
how much something weighs
the force that pulls objects to each other
31
what does a graduated cylinder measure?
Nothing!
volume
mass
concentration
32
What is NOT a step in the scientific method?
Make an observation
State a Conclusion
Form a Hypothesis
Use safety equipment
33
What are the units for the volume of liquid?
cm
mL
cm3
g/cm3
34
How do you find density
M/v
?
Math
35
Whats the first step of the Scientific method
Expertiment
Collecting Data
Background info
Question
36
what unit does a triple beam balance measure
kilograms
liters
grams
tons
37
The order of the Scientific Method is....
Observe, ask ?, Make Hypothesis, Do Experiment, Conclusion, Gather Data
Observe, Ask a ?, Make Hypothesis, Do Experiment, Gather Data, Conclusion
Ask a ?, Observe, Make Hypothesis, Do Experiment, Get Data, Conclusion
Ask a ?, Observe, Make Hypothesis, Gather Data, Do Experiment, Conclusion
38
Find the volume.
36
14
18
28
39
What is the scientific method?
A Secret.
Steps to success.
Series of steps that scientists use to solve & answer problems.
A formula.
40
What does weight depend on?
gas
mass
volume
Gravity
41
Without gravity....
nothing would change
people would never move
everything on Earth would fly off into space
we would be stuck to the ground
42
What is the definition of Hypothesis.
testing hypothesis
gather information
Educated guess
42
43
What is the first step of the scientific method?
Conclusion
Question/Problem
Experiment
Hypothesis
44
What does density tell about an object?
How much space an object takes up
How the length affects the width
How light an object is
How closely packed the particles are in an object
45
The triple beam balance measures the ...
weight
mass
the length
height
46
The formula/equations for density is:
Density = Mass/Volume
Density = Volume/Mass
Density = Volume
Density = mass
