1) Two locomotives approach each other on parallel tracks. Each has a speed of v = 90 km/h with respect to the ground.
If they are initially L = 6.0 km apart, how long will it be before they reach each other?
Express your answer to two significant figures and include the appropriate units.
2) You are driving home from school steadily at 85 km/h for 110 km . It then begins to rain and you slow to 50 km/h . You arrive home after driving 3 hours and 20 minutes.
a) How far is your hometown from school?
b) What was your average speed?
1) Two locomotives approach each other on parallel tracks. Each has a speed of v =...
Two locomotives approach each other on parallel tracks. Each has a speed of v = 85 km/h with respect to the ground. If they are initially d = 9.5 km apart, how long will it be before they reach each other?
Two locomotives approach each other on parallel tracks. Each has a speed v = 160 km/h with respect to the ground. If they are d = 7.5 km initially apart, how long will it be before they reach each other?
You are driving home from school steadily at 95 km/h for 180km. It then begins to rain and you slow to 65 km/h. You arrive home after driving 4.5 h. (a) How far is your hometown from school? (b) What was your average speed?
You are driving home from school steadily at 99 km/h for 150 km . It then begins to rain and you slow to 64 km/h instantly. You arrive home after driving 5.0 hours. PART A: How far is your hometown from school? PART B: What was your average speed?
You are driving home from school steadily at 99 km/h for 160 km . It then begins to rain and you slow to 63 km/h instantly. You arrive home after driving 5.0 hours. 1. How far is your hometown from school? Express your answer using two significant figures. 2. What was your average speed? Express your answer using two significant figures.
You are driving home from school steadily at 95 {\rm km/h} for 150 {\rm km}. It then begins to rain and you slow to 50 {\rm km/h}. You arrive home after driving 3 hours and 20 minutes. (a) How far is your hometown from school? Express your answer using two significant figures. (b)What was your average speed? Express your answer using two significant figures.
You are driving home from school steadily at 97 Km/h for 160 Km . It then rain and you slow to 64 km/h instantly. You arrive home after driving 4.0 hours. Question 1: How far is your hometown from school ? Express your answer using two significant figures.Question 2 : What was your average speed ? Express your answer using two siginficant figures.
You are driving home on a weekend from school 55 mi/h for 110 miles. it then starts to snow and you slow to 35 mi/h. you arrive home after driving 4 hours and 15minutes. How far is your hometown from school?
Two trains on separate tracks move toward each other. Train 1 has a speed of 141 km/h; train 2, a speed of 85.0 km/h. Train 2 blows its horn, emitting a frequency of 500 Hz. What is the frequency heard by the engineer on train 1? Hz
Two trains on separate tracks move toward each other. Train 1 has a speed of 109 km/h; train 2, a speed of 96.0 km/h. Train 2 blows its horn, emitting a frequency of 500 Hz. What is the frequency heard by the engineer on train 1? Hz