WorksheetsChapter 1 Holt
Total questions: 15
Worksheet time: 7mins
What is science?
The knowledge about life, physical, and earth.
The knowledge obtained by observing natural events to discover facts and formulate laws.
Observing, studying, and experimenting to find the nature of things.
All of the answer above
What is technology?
a machine that use to distract people from the reality life.
the application of science for practical purposes.
a tool that combine science and engineer for entertainment purposes.
a machine that is becoming bigger every year
What is scientific law?
the result of a experiment and observation
a logical guess about something.
a hypothesis that can be change
a summary of many experimental results and observations.
What is scientific theory?
an explanation for some phenomenon that is based on observation.
a hypothesis that can not be change.
an experiment that were not being tested or examined.
None of the answer above
What is critical thinking?
the objective analysis and evaluation of an issue
a skill to find the solution for the problem
a natural talent given
think negatively about something.
What is scientific method?
solving problems by only scientific experiments and observations.
a way to write something in a shorter text.
a way to eliminate wrong answers.
a form of ways to solve problems including collecting data, formulating a hypothesis, etc.
What is a variable?
a number
a component that can not affect the outcome of the observation.
a factor that changes in an experiment in order to test a hypothesis.
a insignificant number or word in an experiment or hypothesis.
What is length?
a measure of a straight-line between two points.
the distance of a line between two points.
a way to measure the area of round objects.
a technique that people use to know how long the time is.
What is mass?
the quantity of force.
the measure of seconds, minutes, and hours.
a measure of the amount of matter in an object.
None of the answer above
What is volume?
the quantity of three-dimensional space occupied by a liquid, solid, or gas.
the size of the body
the measurement of meters and kilometers.
the perimeter of a rectangle
What is weight?
a measure of region in three dimensional space.
a measure of gravitational force exerted on an object.
the quantity of matter
the actual amount of material contained in a body.
What is scientific notation?
a way of expressing the number in a shorter term.
a method of expressing the number in longer way.
the progress of showing the quantity as a number multiplied by -10 to the appropriate power.
the progress of showing the quantity as a number multiplied by 10 to positive power.
What is precision?
the insignificant measurement in a hypothesis.
the closeness of a measured value to a standard or known value
the description of someone who is extremely intelligent.
the exactness of the measurement.
What is significant figure?
things that are not important in a hypothesis or experiment.
a prescribed decimal place that determines the amount of rounding in a measurement.
numbers that is not necessary in a measurement
the number at the end of a whole number
What is accuracy
the closeness of two or more measurements to each other.
the exactness of measurement.
a description of how close a measurement is to the true value of the quantity measured.
the distance of two points from place to place.
