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Scientific Method & Lab Safety Flashcards | StudBud
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Scientific Method & Lab Safety
Scientific Method & Lab Safety
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1
If you purposely change the temperature to test a hypothesis, the temperature is called the
manipulated variable
hypothetical variable
responding variable
dependent variable
2
A statement that describes what's expected to happen every time under a given set of conditions
scientific observation
law
hypothesis
inference
3
Every experiment should have
an independent variable only
a control only
a dependet variable only
All of the above are necessary
4
Branch of Earth Science that includes studying the Oceans
Geology
Oceanography
Astronomy
Meteorology
5
Identify the following symbol
open flame
electrical
candy
toxic substance
6
Identify the following symbol
radioactivity
irritant
disposal
animal safety
7
People who study the universe beyond Earth are known as
astronomers
oceanographers
environmental scientists
meteorologists
8
A good scientist should.....
be flexible in their thinking
all of the above
be skeptical and not believe everything they hear
be curious and ask questions about things
9
The ongoing process of discovery in science
variable
scientific inquiry
prediction
experiment
10
A well-tested explanation for a wide range of observations/results is called a scientific......
theory
hypothesis
Law
inquiry
11
An inference and an observation are the same thing
False
True
12
An organized way to record your scientific results/observations is
by having a hypothesis before you begin your experiement
by using a calculator
in a data table
with a beaker or graduated cylinder
13
What characteristic must be true of a good hypothesis?
it must be testable by observation or experiment
it must involve quantitative data
it must have been observed many times
it must be correct
14
The scientific method step that falls before drawing your conclusion
collect & analyze the data
conduct an experiment
state the question or problem
form a hypothesis
15
Joey is collecting data on the growth of various plants, what unit of measurement is to be used
liters
mililiters
centimeters
grams
16
A hypothesis should be written as an if-then statement
False
True
17
A ______ is a possible explanation for a set of observations or answer to a scientific question
theory
prediction
hypothesis
law
18
Identify the following symbol
hand safety
chemical safety
electrical safety
eye protection
19
Your friends return from a canoe trip on the lake dripping wet, what inference might you make?
Their canoe tipped over
They are tired
They are skillful at canoeing
Their clothes are wet
20
Using one or more of your senses to gather information is called
inferring
classifying
observing
predicting