Cengage Learn X Cengage Learn X VA A#2-Motions - X VA A#2-Motions - X Homework Hel X *39363806 (384 X (3) IP Subnettir X + V X F - C webassign.net/web/Student/Assignment-Responses/last?dep=31334029 . . . 4. [-/2 Points] DETAILS SERCP11 2.1.P.010. MY NOTES ASK YOUR TEACHER Two cars travel in the same direction along a straight highway, one at a constant speed of 55 mi/h and the other at 60 mi/h. (a) Assuming they start at the same point, how much sooner does the faster car arrive at a destination 13 mi away? min (b) How far must the faster car travel before it has a 15-min lead on the slower car? mi 5. [-/2 Points] DETAILS SERCP11 2.1.P.013.MI. MY NOTES ASK YOUR TEACHER A person takes a trip, driving with a constant speed of 96.5 km/h, except for a 22.0-min rest stop. If the person's average speed is 60.2 km/h, find the following. (a) How much time is spent on the trip? (b) How far does the person travel? km 6. [-/1 Points] DETAILS SERCP11 2.1.P.015. MY NOTES ASK YOUR TEACHER To qualify for the finals in a racing event, a race car must achieve an average speed of 255 km/h on a track with a total length of 2,200 m. If a particular car covers the first half of the track at an average speed of 210 km/h, what minimum average speed must it have in the second half of the event in order to qualify? km/h 7. [-/2 Points] DETAILS SERCP11 2.3.OP.029. MY NOTES ASK YOUR TEACHER -9.C 10:24 PM Partly cloudy x O ENG INTL 2023-02-02Cengage Learn X Cengage Learn X VA A#2-Motions - > VA A#2-Motions - X Homework Hel X *39363806 (384 X (3) IP Subnettir X + V X F - C webassign.net/web/Student/Assignment-Responses/last?dep=31334029 . . . Your last submission is used for your score. 1. [-/1 Points] DETAILS SERCP11 2.1.OP.001. MY NOTES ASK YOUR TEACHER Nerve impulses in a human body travel at a speed of about 100 m/s. Suppose a man accidentally stubs his toe. About how much time does it take the nerve impulse to travel from the foot to the brain (in s)? Assume the man is 1.70 m tall and the nerve impulse travels at uniform speed. 2. [-/2 Points] DETAILS SERCP11 2.1.OP.003. MY NOTES ASK YOUR TEACHER A motorist on a road trip drives a car at different constant speeds over several legs of the trip. He drives for 20.0 min at 55.0 km/h, 8.0 min at 70.0 km/h, and 60.0 min at 55.0 km/h and spends 15.0 min eating lunch and buying gas. (a) What is the total distance traveled over the entire trip (in km)? km (b) What is the average speed for the entire trip (in km/h)? km/h 3. [-/2 Points] DETAILS SERCP11 2.1.P.002. MY NOTES ASK YOUR TEACHER Light travels at a speed of about 3.0 x 10 m/s. (a) How many miles does a pulse of light travel in a time interval of 0.1 s, which is about the blink of an eye? AX = mi (b) Compare this distance to the diameter of Earth. (Use 6.38 x 10 m for the radius of the Earth.) AX DE -9.C ENG 10:23 PM Partly cloudy P CS O P C O O INTL 2023-02-02