WorksheetsNature of Science
Total questions: 32
Worksheet time: 16mins
The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect
independent variable
dependent variable
control variable
Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the dependent variable?
Hours of sunlight
Plant weight
Type of plant
Which statement best describes an inverse proportion relationship between y and x?
y increases then x will decrease
y increases then x will increase
y increases then x will remain the same
y decreases then x will decrease
What is a constant/control in an experiment?
Things that do not change in a experiment. It's the variable that stays the same. You can have many variables stay the same.
It's the variables that the scientist changes in the experiment
It's the variables that are being measured in an experiment
In the great Amazon forest, the number of hunters, y and the number of animals, x. Is this relationship an inverse proportion relationship?
No
Yes
I don't know
Which is the more precise measurement?
4 mL
4.3 mL
4.30 mL
4.300 mL
A rule of nature that sums up related observations to describe a pattern in nature is a _.
scientific law
hypothesis
scientific theory
Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the independent variable?
Hours of sunlight
Plant weight
Type of plant
Scientific theories...
describe.
explain.
Scientific laws...
describe.
explain.
Which of the following words is used to describe a set of measurements that are closely grouped together, but not necessarily close to the actual value.
precise
accurate
Which of the following words is used to describe a set of measurements that on average are close to the actual value, but not necessarily close to each other.
precise
accurate
A Scientific Theory can become a Scientific Law.
True
False
Using senses or scientific tools to study the world and describe what is happening
observation
inference
objective
bias
A _ is an explanation based on experiments or the most logical explanation.
hypothesis
scientific law
scientific theory
_____ observations are measured using numbers
qualitative
quantitative
qualiferous
subjective
Which term means described using language?
qualitative
quantitative
objective
subjective
The variable manipulated by the scientist, the "cause"
independent
dependent
constant
controlled experiment
The variable observed and measured by the scientist, the "effect"
independent
dependent
constant
controlled experiment
Science is a rigorous process, but is not subject to intense scrutiny.
True
False
Scientific Laws and Scientific Theories are the same.
True
False
A Scientific Law is more accurate than a Scientific Theory.
True
False
What is SI units?
Is how far something actually travels
Set of units used globally
A place in reference to other objects
Which graph represents an inverse proportion relationship?
Tom is sorting cookies with his little sister Betty. He notices when he takes a cookie, she take 3. When he takes 2, she takes 6. And so on. What type of relationship is there between their cookie taking behaviors?
non-proportional
semi-porportional
directly proortional
inversely proportional
