physics ch.1
Technology is a tool that can
1) Be socially beneficial 2) Be socially harmful when abused 3) Lead to a better world (ALL OF THE ABOVE)
Eratosthenes' measurements of Earth's size involved
A) a deep well in Syene. B) a pillar's shadow in Alexandria. C) surveying the distance between Alexandria and Syene
Which of the following involves passion, talent, and intelligence?
A) art B) literature C) music D) science
When the Sun shines on the Moon, the Moon casts a shadow
A) at all times. B) that is tapered. C) that sometimes falls on Earth.
To a fair approximation, Early Greeks knew the
Size of Earth, size of the Moon, and Earth-Moon distance
The safest way to view an image of the Sun is to use
a pinhole
A theory in the field of science is
a synthesis of a large body of well-tested knowledge
Science, art, and religion normally need not contradict one another because
all three involve different domains
Which of the following is a scientific statement?
candy Bon Bons contain no sugar
facts in the field of science are
changeable
A simple method of measuring the distance between the Earth and the Moon is to place in your line of sight to the Moon a
coin
Eratosthenes first learned about the position of the Sun in mid-summer by
consulting library information
Science is a body of knowledge that
describes order in nature is an ongoing activity of humans condenses knowledge into testable laws
Pseudoscience is best characterized as being
fake
When we see a half Moon in the sky, the lines between Earth, Moon, and Sun
form a right triangle
Science and technology are
fundamentally different from each other
The scientific method is most effective in
gaining, organizing, and applying new knowledge
When a dishonest scientist reports false information, he or she
gets no second chance in the scientific community
an educated guess is
hypothesis
Spots of sunlight on the ground cast through openings between leaves in trees above are actually
images of the sun
The most basic of the sciences of physics, chemistry, and biology is
physics
A truly educated person is knowledgeable about
science, the arts, and religion
The statement, "There are regions beneath Earth's crust that will always be beyond the reach of scientific investigation" is
speculation
The synthesis of a large collection of information that contains well-tested and verified hypotheses about certain aspects of the world is known as a scientific
theory
For a scientific hypothesis to be valid, there must be a test for proving it
wrong