Only 2 questions 8 points

1. what might be a long-term benefit for the nation from space exploration?

a. taxes will be lower.
b. more people will be interested in studying science.
c. more science fiction movies will be made.
d. more people will become famous.

2. which of the following statements is true of space exploration?

a. space exploration is too expensive to be of any good to society.
b. space exploration has given society many technological advances.
c. space exploration is not based on science.
d. space exploration is too limited to benefit society.

During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

How would a small bar magnet be oriented when placed at position x?