Section 1 - Question 7
How do the falling rocks support the claim that a gravitational field exists between objects that are not in contact?
Solved
Show answers
More tips
- C Computers and Internet Отправляем смс через интернет: легко и просто...
- L Leisure and Entertainment The Best Film of 2010: A Look Back at the Academy Awards...
- H Health and Medicine Simple and Effective: How to Get Rid of Cracked Heels...
- L Leisure and Entertainment What to Bring on a Hike? Essential Items to Pack for a Safe and Enjoyable Adventure...
- L Leisure and Entertainment Couchsurfing: A New Way to Travel...
- S Style and Beauty Autotanning: Harmful or Safe?...
- F Food and Cooking 10 Ideas for a Wedding Anniversary Gift...
- H Health and Medicine How to Reduce Sweating in the Heat and Beyond: Say Goodbye to Excessive Sweat...
- F Food and Cooking Do Aphrodisiacs Really Work? Separating Fact from Fiction...
- H Health and Medicine What to Eat to Lose Weight?...
Answers on questions: Physics
- P Physics Can a plane mirror produce a real image? explain....
- P Physics Earth makes one rotation (2 rad) every 86,400 seconds. The radius of the Earth is 6.371 x 106 meters. Calculate Earth’s angular velocity. What is the expected linear...
- P Physics 60 feet tall divide by 2.5 feet in diameter...
- P Physics 6. Suppose you put in 150 J of work on a lever and get out 90 J of work. a. What is the efficiency of the lever? b. How much of the work input is lost as heat?...
- P Physics A straight wire lies along the y-axis initially carrying a current of 10 A in the positive y-direction. The current decreases and reverses to 10 A in the negative...
- P Physics In an operating electrical circuit the source of potential difference could be...
- P Physics One observer stand on a train moving at a constant speed, and one observer stands at rest on the ground. The person on the train stands at the back of the car and...
- P Physics 5. A 4 kg ball that is moving straight upward has 17 J or kinelic energy and ils lolal mechanical energy is 25 J. a) Find the gravilalional polenlial energy of the...
- P Physics Of the following states of motion, the one which requires balanced forces is: A: a decrease in speed in a straight line B: an increase in speed in a straight line...
- M Mathematics The freshman class at central high totals 522 students, with 100 more girls than boys. which equation can be used to find the number of boys?...
Ответ:
62.5 m/s East
100 m/s East
Explanation:
Average velocity = displacement / time
v_avg = (2500 m East) / (40 s)
v_avg = 62.5 m/s East
Given for the mouse:
v₀ = 0 m/s
a = 2.5 m/s²
t = 40 s
Find: v
v = at + v₀
v = (2.5 m/s²) (40 s) + 0 m/s
v = 100 m/s East