18. The temperature was 40° at noon. At midnight the
temperature was -10°.
Which integer describes the
change in temperature?

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

Which of the following is correct interpretation of the expression -4+13

Which equation represents the function on the graph?