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