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- a. 0.400 m/s2b. 0.555 m/s2c. 0.308 m/s2d. 0.385 m/s2Which of the following has three significant figures? a. 0.050 km b. 305.0 cm c. 3.84 x 108 km d. None of these choices. e. 1.00281 kgThe speed of a vehicle is 71 km / h . How much is this speed in S.I units ? choose a -150.86 m / s b -19.72 m / s c.255.60 m / s d . 31.73 m / s
- QUESTION 20 A physics student measures the depth of a deep hole by dropping a rock into the hole. The rock takes 4 seconds to hit the bottom. Assuming g = 10 m/s, the depth of the hole is approximately: 20 meters A. В. 40 meters С. 80 meters D. 120 meters E. 160 metersHi solve this question. i will need homework help in physics after next 30 minutes be online thanks.1. Answer question throughly with as many details as possible since I don’t understand the concept or problem.
- A truck moves with a speed of 92 mi/h. how much is this speed in S.I. units? (1 mile = 1.609 km ) O a. 25.56 m/s O b. 205.84 m/s O c. 41.12 km/h O d. 41.12 m/sIf your mass on Earth is 55kg, what is your mass on the moon? a. 55kg c. 550 kgb. 55 N d. 550 NThe speed of a Vehicle is 114 km/h. How much is this speed in S.I. units? a. 255.07 m/s O b. 410.40 m/s O c. 50.95 m/s O d. 31.67 m/s
- anb wers the question. Place your answer in the blank 2 1. Which of the following is not a unit of velocity? A. kg/s B, km/s C. m/h D. m/s . Bernice can run 100 m in 15.2 s. Correct to one decimal place, what is her average velocity in m/s? A. 6.0 m/s B. 6.2 m/s C. 6.4 m/s D. 6.6 m/s 3. Which of the following is the formula for velocity? A. V dt B. V=d C. v=L D. v=- dtA not so muscular student throws a golf-ball only 60 meters high and it then falls the same distance back into his hand. What was the TOTAL time that the golf-ball was in the air A. about 10 seconds. B. about 5 seconds. C. more than 20 seconds. D. about 15 seconds.17. The Steamboat Geyser in Yellowstone National Park, Wyoming is capable of shooting its hot water up from the ground with initial speed of 48.0 m/s. How high can the geyser shoot? a. 118 m b. 124 m c. 143 m d. 156 m e. None of the above