Chapter 1: About Science Flashcards
Match the step of the scientific method to its correct order numbers
1) Recognize a question or a problem
2) Make a hypothesis that may resolve the problem
3) Predict consequences of the hypothesis
4) Perform experiment or make calculation to test the prediction
5) Draw a conclusion based on the problem, hypothesis, and experimental results
Which ancient Greek gave the first reasonably accurate estimate of the size of the Earth?
Eratosthenes
During the quarter Moon phases, the lines between the Earth, the Moon and the Sun…
“Form a right triangle”
Pseudocode is best characterized as being…
Fake
Science seeks to
Describe how phenomena in the universe work
For a scientific hypothesis to be valid, there must be a test for proving it:
Wrong
Which of the following is a valid scientific statement?
Handling toads causes warts
A theory in the field of science is:
A synthesis of a large body of well-tested hypothesis
Technology can:
1) Be socially beneficial
2) Be harmful when abused
3) Lead to a better world
Which of the following involves passion; talent; and intelligence?
1) Art
2) Literature
3) Music
4) Science
Aristarchus made reasonable estimate of:
1) The Moon’s diameter
2) The distance from the Earth to the Moon
Which ancient Greek gave a reasonably accurate estimate of the diameter of the Moon?
Aristarchus
Aristarchus used which phase of the Moon to measure is distance?
The first or third quarter of the Moon
Spots of sunlight on the ground cast through openings between the leaves in a tree are actually
Images of the Sun
When a dishonest scientist knowingly reports false information, he or she:
Gets no second chance in the scientific community
An educated scientific guess is a
Hypothesis
Arrange the sciences according to their complexity
1) Basic: Physics
2) More complex: Chemistry
3) Most complex: Biology
A truly educated person is knowledgeable about…
1) Science
2) Music
3) Art
4) Religion
Aristarchus used eclipses to show that the Earth’s diameter must be about…times the Moon’s diameter
3.5
The statement: “There are beings on Earth that can elude all forms of detection” is:
Speculation
Erastothenes measured the circumferences of the Earth by measuring shadow length in:
1) Syene
2) Alexandria
The early Greeks knew to a fair approximation which of the following?
1) The size of the Earth
2) The size of the Moon
3) The distance between the Earth and the Moon
Erastothenes measured the size of:
The circumference of the Earth
Science and technology are:
Fundamentally different from one another
Scientist often repeat experiments of other scientist
To verify that they get the same results
