Spring 2017 M. Robins Physical Science 101 Mid-Term Examination Name Place your

Question

Spring 2017 M. Robins Physical Science 101 Mid-Term Examination Name Place your name on the exam and on your Scan-tron form. Answer each of the following questions and place your answer choice on the Scan-tron form. MULTIPLE CHoICE. Choose the one alternative that best completes the statement or answers the question. 1) The 0.000 004 3 m, expressed correctly using scientific notation, is measurement A) 4.3 x 10.7 m. B) 4.3 x 106 m. C) 4.3 m. D) 0.43 x 105 m. E) 4.3 x 105 m. What is the metric relationship between grams and micrograms? A) 1 g 0.001 ug B) 1 g 1000 Hg C) ig 1000 000 ug D) g 100 ug E) 1 g 0.000 001 ug demonstrating When dishes remain on a table when you yank the tablecloth beneath them, you're A) F- 0. B) friction. C) constant motion. D) inertia. tre 4) A 3000-N bear grasping a vertical tree slides down at constant velocity. The friction force between the and the bear is A) 30 N. B) 3000 N. C) 300 N. D) more than 3000 N.

Explanation / Answer

here,

1)

Scientific notation (also referred to as standard form or standard index form) is a way of expressing numbers that are too big or too small to be conveniently written in decimal form

so,

the number 0.000 004 3 m can be written in scientific notation as 4.3 * 10^-6 m

so the correct option is E) 4.3 * 10^-6 m

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