amandasantiago2001
07.11.2020 •
Physics
A runner completes two laps around a 400-m track. She runs the first lap in 1 min 32 s, and the second lap in 1 min 49 s. What is her average speed?
Solved
Show answers
More tips
- A Animals and plants How to Properly Care for Orchids: Secrets to Successful Cultivation...
- W Work and Career Which types of activities are not subject to mandatory licensing?...
- C Computers and Internet Thin Client: What It Is and Why You Need It?...
- F Food and Cooking The Most Delicious and Simple Fish in Batter Recipe...
- F Food and Cooking Red Caviar: How to Choose the Best?...
- C Computers and Internet Clearing Cache: How to Speed Up Your Browser...
- S Style and Beauty How are artificial nails removed?...
- S Style and Beauty Secrets of Tying a Pareo: 5 Ways...
- F Food and Cooking Everything You Need to Know About Pasta...
Answers on questions: Physics
- C Computers and Technology The Power of 5G & Edge Together. WHY DOES IT MATTER?...
- M Mathematics Factor completely, then p 9 - ба - 24a2 TI...
- M Mathematics A bridge has a main span of about 1100 meters. Each of its towers has a height of about 155 meters. Use these dimensions, the integral below, and the integration capabilities...
- S Spanish What is 48.389 divided by 0.83?...
Ответ:
her average speed is 0.25125 seconds per meter and average lap time is 1 min 40.5 seconds
Explanation:
Ответ:
Sound travels more quickly through solids than through liquids and gases because the molecules of a solid are closer together and, therefore, can transmit the vibrations (energy) faster. Sound travels most slowly through gases because the molecules of a gas are farthest apart.