WorksheetsLiving Environment unit 1
Total questions: 241
Worksheet time: 4hrs 18mins
Theory or Law? _________ of Thermodynamics: Matter can never be created or destroyed. Tells what happens with matter.
Theory
Law
-- all related That is, complex creatures evolve from more simplistic ancestors naturally over time.
Can you disprove a hypothesis in a single experiment?
yes
no
Can you disprove a scientific theory based on a single experiment?
Yes
No
Theories are based on thousands of supported hypothesis and tons of physical evidence.
True
False
A hypothesis must be based on measurable testable criteria. You can not measure "best", "most fun" or "prettiest".
True
False
If you can set up an experiment to determine if it is true or not, you are most likely testing out a ___________.
hypothesis
theory
This is often expressed in a mathematical equation like E=MC2 or F = M x A
Scientific Law
Scientific Theory
Hypothesis
All of these
The freezing point of water is the same as the melting point which is 0 °C (32 °F).
Theories answer the question...
How
What
Why
When
A possible answer to a question that can be tested.
Observation
Hypothesis
Principle
Inference
A possible answer to a question that can be tested.
Observation
Hypothesis
Principle
Inference
Defines relationships that are valid everywhere in the universe
Scientific Theory
Principle
Scientific Law
Fact
A conclusion reached on the basis of evidence and reasoning
Observation
Hypothesis
Principle
Inference
An idea based on scientific rules and laws that is generally accepted by scientists.
Observation
Hypothesis
Principle
Inference
Information obtained through the senses.
Observation
Hypothesis
Principle
Inference
A well-tested explanation for a set of observations or experimental results
Scientific Theory
Principle
Scientific Law
Fact
An observation that has been confirmed many times and is accepted as true
Scientific Theory
Principle
Scientific Law
Fact
A series of steps used to solve a scientific problem
Scientific Theory
Scientific Method
Scientific Law
Scientific Principle
The condition in an experiment that is changed or manipulated.
Dependent Variable
Experimental Group
Independent Variable
Control Group
The condition in an experiment that is observed or measured
Dependent Variable
Experimental Group
Independent Variable
Control Group
In an experiment the group that serves as a standard for comparison and receives no experimental treatment.
Dependent Variable
Experimental Group
Independent Variable
Control Group
In an experiment the group that receives the experimental treatment.
Dependent Variable
Experimental Group
Independent Variable
Control Group
The condition that does not change in an experiment.
Data
Inference
Variable
Constant
Factual information in the form of measurements or statistics.
Data
Inference
Variable
Constant
Data expressed in words.
Qualitative Data
Quantitive Data
Data expressed in numbers.
Qualitative Data
Quantitive Data
What are repeated observations of the world that do not change over time or with multiple trials?
Opinions
Theories
Facts
Principles
What are an individual's own beliefs that are not based on facts?
Principles
Opinions
Facts
Theories
What can result from a particular emotion or strong feeling, or previous experience.
Principles
Facts
Opinions
Theories
The idea that "Winter is the most enjoyable season" is an example of what?
A Principle
A Fact
A Theory
An Opinion
True or False: A scientific theory cannot be changed.
True
False
What is an explanation of why something happens, which has been backed by results from repeated tests and experiments?
Fact
Opinion
Theory
Principle
True or False: Theories explain the why or how things occur, but cannot be proven.
True
False
The idea of evolution is an example of which of the following?
A Fact
A Principle
A Law
A Theory
True or False: We can develop theories after a hypothesis has been confirmed once.
True
False
The idea that our planet was the result of a Big Bang is an example of what?
A Theory
An Opinion
A Fact
A Principle
True or False: A Theory cannot turn into a Law.
True
False
What is basic precursor to a law, and is a rule concerning a naturally occurring event or the behavior of a system?
A Principle
A Theory
A Fact
A Law
The Law of Buoyancy wasn't always a law. It first started as Archimedes' what?
Theory
Fact
Observation
Principle
What is a universal truth, applies under all conditions, and explains “what” happened or will happen?
A Theory
A Law
A Fact
An Opinion
True or False: A scientific law cannot be changed.
True
False
Newton's ideas about what gravity is has become what?
A Law
A Theory
An Opinion
A Fact
The earth is a sphere is an example of what?
A Theory
A Fact
A Law
A Principle
"For every action, there is an equal and opposite reaction" is an example of what?
A Theory
A Law
A Principle
A Fact
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "This happen during summertime". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "It was during the day". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "They saw a bird". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "They saw seagulls". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "They went swimming.". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "One friend’s name was Bob.". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "One friend’s name was Bob.". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think " It was a warm day.". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think " The birds were black and white". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think " They ate lunch and drank Coke.". Is this an observation or an inference?
observation
inference
Suppose your friends went to the beach at noon on a warm day. They saw some black and white birds. As you are talking to you friend you think "They are friends.". Is this an observation or an inference?
observation
inference
What is the next step in the scientific method after you identify a question that needs to be answered?
carry out an experiment
make observations
define the problem
form a hypothesis
What is the first step of the scientific method?
define the problem/ask a question
gather additional information
form a hypothesis
make a graph
Which of the following best defines homeostasis?
Not a property that all living things have in common.
The regulation of an organism's internal environment.
Any condition to which an organism can react.
The sum of all chemical reactions taking place in one's environment.
_________________ is the chemical reactions through which a living thing breaks down materials.
Homeostasis
Hypothesis
Metabolism
Digestion
The dependent variable should be placed on which axis of a graph?
X
Y
Z
At the top with the title
The independent variable should be placed on which axis of a graph?
X
Y
Z
At the top with the title
An inference is a statement . . . .
based on what someone actually sees
based on fact
a problem that may be solved
a test of a hypothesis
A constant or controlled variable is one which
must be included in an experiment so as to add the element of human error.
is undesirable and adds a source of error to the experiment.
is a type of second independent variable which allows one to test multiple effects in a single experiment.
is kept consistent between the two groups being compared.
The solution in the beaker is colorless. This is considered a(n) . . .
qualitative observation
quantitative observation
inference
The mass of the object is 76.5 g. This is considered a(n) . . .
qualitative observation
quantitative observation
inference
The fire alarm is going off, there must be a fire. This is considered a(n) . . .
qualitative observation
quantitative observation
inference
A scientific method . . .
can be based on personal beliefs or opinions.
is a proven fact with much evidence to support it.
can be tested by experiments or observations.
none of the above.
Which of the following represents the independent variable in the Bess Beetle Lab?
Beetle Mass
Mass Pulled
Time
Number of Paper Clips
Which of the following terms should never show up in a scientific conclusion?
Supported
Proved
Rejected
Refuted
In which step of the scientific method would a scientist create graphs using data collected from the experiment?
Analyzing data
Making hypothesis
Asking questions
Drawing conclusions
Which of the following was missing form our Bess Beetle Lab?
Independent Variable(s)
Dependent Variable(s)
Control Group
Control Variable(s)
The plant has blue flowers is an example of . . .
quantitative observation
qualitative observation
inference
The price of gasoline is unreasonable is a(n) . . .
Inference
Quantiative Observation
Qualitative Observation
Which characteristic of life describes a seed germinating and becoming a plant?
all living things grow and develop
all living things have genetic information (DNA)
all living things maintain a stable environment
all living things require energy
Plants need a constant supply of sun energy in order to photosynthesize. This would be an example of which characteristic of life?
grow and develop
genetic code
obtain and use energy
reproduce
The table top is smooth.
Qualitative Observation
Quantitative Observation
The speed of the car is 55 mph.
Qualitative Observation
Quantitative Observation
The cell phone is ringing....
Qualitative Observation
Quantitative Observation
These kind of observation use your senses to observe results.
Qualitative
Quantitative
These kind of observations are made using instruments such as rulers, balances and thermometers.
Qualitative
Quantitative
What was controlled?
What was the independent variable?
What was the dependent variable?
What part of the scientific method is this an example of?
-Amount of water
-Height of Ice cube
-Temperature the ice cube was at its highest height
-Temperature of the water
-Size of the ice cube
If the amount of nitrogen marsh grass receives is increased, then the height of the grass will increase, because nitrogen is an essential nutrient needed for marsh grass to grow.
What is the independent variable of the statement above?
A factor in an experiment that stays the same.
control group
constant variable
dependent variable
experimental group
What is the group in an experiment that receives treatment with the independent variable?
control group
experimental group
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted (left out).
experimental group
control group
Noticing or describing events in a careful, orderly way
Theory
Hypothesis
Inference
Observations
A scientific explanation for a set of observations that can be tested with an experiment
Theory
Hypothesis
Conclusion
Data
Conditions that are the SAME between the control and experimental groups
Independent Variable
Constant Variables
Dependent Variable
Data
The test group in which the independent variable is changed
Control Group
Dependent Variable
Experimental Group
Constant
The group which does not get the independent variable; "normal" conditions
Control Group
Experimental Group
Descriptive information; characteristics that cannot be expressed as a number
Qualitative data (Categorical)
Measurements
Quantitative data
Variables
What two words should be in your hypothesis?
I think
My guess
If... then
No idea
What a hypothesis?
an explanation about what you observed
using your 5 senses to gather data
the thing changed on purpose in the experiment
an educated guess about what will happen in the experiment.
Which hypothesis is written corrctly?
If the amount of sleep is changed then 8hrs will help you do better in class.
If the amount of sleep is changed then it will affect how you do in class.
I think the amount of sleep will affect how you do in class.
Which hypothesis is written correctly?
I think that a good breakfast will help you stay focused longer.
If your breakfast is changed then one will help you stay focused longer.
if your breakfast is changed then eggs will help you stay focused longer.
When is a hypothesis written?
before you decide on a question
after the experiment
after the conclusion
before the experiment
the group that receives the experimental treatment
scientific method
data
control group
experimental group
a series of steps that involves observing and answering questions, forming hypotheses, conducting controlled experiments, collecting and analyzing data, and drawing conclusions
scientific methodology
experimental group
data
prediction
evidence; information gathered from observation
conclusion
data
hypothesis
control group
the group that receives the experimental treatment
scientific method
data
control group
experimental group
possible explanation for a set of observations or possible answer to a scientific question
prediction
hypothesis
conclusion
scientific methodology
the act of noticing and describing events or processes in a careful, orderly way
observation
data
experiment
variable
an experiment in which only one variable is changes
controlled experiment
hypothesis
observation
control group
a factor of interest that can or can not change in an experiment
control group
experimental group
data
variable
the group in an experiment that is exposed to the same conditions as the experimental group EXCEPT for one independent variable
control group
experimental group
variable
hypothesis
factor in a controlled experiment that is deliberately changed; also called the manipulated variable
independent variable
dependent variable
quantitative data
qualitative data
variable that is observed and that changes in response to the independent variable; also called the responding variable
quantitative data
independent variable
dependent variable
qualitative data
data that is descriptive and involve characteristics that cannot usually be measured
qualitative data
quantitative data
data
independent variable
data collected as numbers obtained by counting or measuring
qualitative data
independent variable
quantitative data
dependent variable
a logical interpretation based on what scientists already know
inference
theory
bias
variable
a well tested explanation that unifies a broad range of observations and hypotheses, enabling scientists to make accurate predictions about new situations
inference
theory
bias
variable
particular preference or point of view that is personal rather than scientific
inference
theory
bias
variable
Yaara wants to determine if amount of fertilizer impacts grass growth
What is the Independent Variable?
amount of fertilizer
type of fertilizer
grass growth
type of grass
Yaara wants to determine if amount of fertilizer impacts grass growth
What is the Dependent Variable?
amount of fertilizer
type of fertilizer
grass growth
type of grass
Randall wants to know if the amount of salt in the water has an effect on his goldfish. What is the independent variable?
amount of water
number of goldfish
amount of salt
health of the goldfish
Marilu wants to know the effect of the amount of pesticides on the size of apples
What is the independent variable?
amount of pesticides
size of apples
amount of apples
amount of pests
Marilu wants to know the effect of the amount of pesticides on the size of apples
What is the dependent variable?
amount of pesticides
size of apples
amount of apples
amount of pests
Mohammed wants to know if the deer population is influenced by the size of the wolf population.
What is the independent variable?
number of deer
number of wolves
size of the deer
size of the wolves
Mohammed wants to know if the deer population is influenced by the size of the wolf population.
What is the dependent variable?
number of deer
number of wolves
size of the deer
size of the wolves
Jose wants to know if the diet of a rat affects the body weight of the rat.
What is the independent variable?
diet of a rat
body weight
weight of food
number of rats
Jose wants to know if the diet of a rat affects the body weight of the rat.
What is the dependent variable?
diet of a rat
body weight
weight of food
number of rats
Nooria wants to know if the sunflowers grow taller if they are exposed to more sunlight. What is the independent variable?
sunflower height
amount of sunlight
type of sunflower
amount of water
Nooria wants to know if the sunflowers grow taller if they are exposed to more sunlight. What is the dependent variable?
sunflower height
amount of sunlight
type of sunflower
amount of water
Suri wants to know if the temperature of a nest will impact the number of lizards born male vs. female. What is the independent variable?
nest temperature
number of eggs
number of male vs. female lizards
number of lizards
Suri wants to know if the temperature of a nest will impact the number of lizards born male vs. female. What is the dependent variable?
nest temperature
number of eggs
number of male vs. female lizards born
number of lizards
Xavier wants to know if their will be more different types of cacti found growing in the park near his house if there is a decrease in rainfall.
What is the independent variable?
amount of rainfall
types of cacti
size of cacti
number of parks
Xavier wants to know if their will be more different types of cacti found growing in the park near his house if there is a decrease in rainfall.
What is the dependent variable?
amount of rainfall
types of cacti
size of cacti
number of parks
The things that are kept the same to ensure the results are due to the experiment is called..
Constant
Dependent Variable
Independent Variable
Angel wants to know if the type of soap has an effect on how clean her clothes get. What is the independent variable?
type of soap
how long the laundry takes
Angel wants to know if the type of soap has an effect on how clean her clothes get. What is the dependent variable?
type of soap
how clean the clothes are
Zach wants to determine if the amount of time spent on social media has an effect of grades. What is the independent variable?
time on social media
computer skills
Zach wants to determine if the amount of time spent on social media has an effect of grades. What is the dependent variable?
popularity
grades
Maddie wants to determine if the weight of the dog will determine the number of puppies in a litter. What is the independent variable?
weight of dog
number of puppies
Maddies wants to determine if the weight of the dog will determine the number of puppies in a litter. What is the dependent variable?
type of dog
number of puppies
Beth wants to know if increasing her exercise will decrease the time it takes her to run a mile. What is the dependent variable?
time to run a mile
amount of exercise
Beth wants to know if increasing her exercise will decrease the time it takes her to run a mile. What is the independent variable?
distance
amount of exercise
Julie wants to know the effect of studying 10 minutes extra each day on her Math. What is the dependent variable?
her math grade
studying 10 extra minutes
What month was the coldest?
February
April
August
October
What was the average weight in 2018?
90 kg
70 kg
40 kg
30 kg
How many errors were made in June?
100
80
60
40
What is the rainfall total for May?
60 mm
50 mm
30 mm
20 mm
Which continent has 36% of the wild cats?
Asia
Africa
North America
South America
Look at the bar graph, "Nicest Fruit". What does the y-axis show?
Types of fruit
Number of people.
Look at the bar graph, "Nicest Fruit". What does the x-axis show?
Types of fruit
The number of people.
Which day of the week had the lowest temperature?
Monday
Thursday
Tuesday
Wednesday
The combination of chemical reactions through
which an organism builds up or breaks down
materials as it carries out its life processes is called ...
absorption
metabolism
digestion
consumption
Maintaining a stable internal
environment is called
homeostasis
equilibrium
balance
evenness
Identify the characteristic: when you step out into the cold, your body shivers in order to keep its temperature at 98.6oF.
All living things use energy
All living things contain cells
All living things maintain homeostasis
All living things grow and develop
Identify the characteristic: green plants produce their own food through the process of photosynthesis.
All living things use energy
All living things contain cells
All living things maintain homeostasis
All living things grow and develop
A baby song bird hatches from its egg with both parent songbirds watching. Which characteristic of life does this represent?
All living things reproduce
All living things maintain homeostasis
All living things use energy
All living things grow
Which characteristic is shown: A plant switches position and follows the sunlight throughout the day.
Grow and develop
Respond to a stimulus
Acquire and use energy
Reproduce
Which of the following is NOT an example of an adaptation?
birds migrating during the winter months
the total sum of all the chemical reactions in your body
humans evolving the ability to digest lactose (sugar in milk)
the ability of dolphins to communicate in aquatic environments
The following list represents characteristics of a living thing :
made of cells, has lungs, can reproduce
made of cells, grows and develops, uses energy
has similar chemicals, makes noises, made of cells
Which item listed is NOT a characteristic of life?
adjusting to stimuli
getting and using energy
growing and developing
breathing
