What is the average speed (km/h) of sprinter who runs 11.7 meters in 16.4 seconds?
A sprinter runs 89 meters in 9 seconds. What is his average speed?
e A sprinter runs the one-hun dred-yard dash in 9. 5 seconds. What was the runner's speed in kilometers per hour?
Dr. Drew runs 175 meters East for 70 seconds, then walks back 10 meters West in 20 seconds. What is his speed in meters/second for the entire trip?
A sprinter runs the 100 yard dash on four separate occasions. The times (in seconds) are: 15.0 13.0 18.0 14.0 What is the value of the standard error of the mean for the runners time (in seconds)? Select one: a. 0.25 b. 3.23 c. 1.08 d. 2.16 e. 0.99
if a car was travelling 100 km/h what speed would it be travelling in 20 seconds at the rate of -2km/h/s? Explain what -2km/h/s means.
What is the average speed, in km/h, for a car that travels 23 km in exactly 15 min?
On a road trip, a driver achieved an average speed of 68 km/h for the first 86.0 km and an average speed of 38 km/h for the remaining 54.0 km. What was her average speed (in km/h) for the entire trip? Round your final answer to three significant figures.
What is the velocity over 4.0 seconds and the average speed
over 4.0 seconds?
Subn Constants A dog runs from points A to B to C in 4.0 s. (See the figure below. (Figure 1) Part B Find the do Express y Figure 1 of 1 20 E1.0m Provide Feedback 3 女↑ 3 4 PartA Find the dog's average velocity over this 4.0 second interval. Express your answer in meters per second to two significant figures. m/s 05 You have...
What must be your average speed in order to travel 350 km in 5.15 h? A) 66.0 km/h B) 67.0 km/h C) 68.0 km/h D) 69.0 km/h An airplane increases its speed at the average rate of 15 m/s^2. How much time does it take to increase its speed from 100 m/s to 160 m/s? A) 17 s B) 0.058 s C)4.0s D) 0.25 s What is the mass of an object that experiences a gravitational force of 685 N...
A rock is dropped from rest. It hits the ground after 16.4 seconds. What was the initial height of the rock, in km?