A starship voyages to a distant planet 10 ly away. The explorers stay 1 year, return at the same speed, and arrive back on earth 46 years after they left. Assume that the time needed to accelerate and decelerate is negligible. Part A What is the speed of the starship? Express your answer with the appropriate units. 200 F3 F4 F5 $ 54 #3 W E R S D F LL v = Value Submit Request Answer I Part B Units ? How much time has elapsed on the astronauts' chronometers? Express your answer in years. % 60 85 AT = ΜΕ ΑΣΦ Submit Request Answer & ? уг DI AA F8 F8 FIG 7 8 9 T Y U G H J K 0

ing sign-in x C Clever | Portal O Reading Plus® Stu x X Unit 3: Macroecon x Da. IXL- Diagnostic st x O Classk google.com/u/0/c/MJMZNZQOMJAZMTY4/a/MZAYMZUWOTKWMJE5/details p, LLC- PHYSICS QUIZ ON SPEED AND VELOCITY, DATE :09/25/2020 1. How much time is required for a cyclist to travel a distance of 230 m at an average speed of 10 m/s? a) 12 s b) 16 s c) 46 s. d) 23 s e) 4.8 s 2. If Graham walks 4.2 m to the right over 2.1 s and then 5.0 m back to the left over the next 4.1s, what is his average velocity over the whole process? a. 2.1 m/s 4.2 m/s. b. C. 9.2 m/s d. -0.13 m/s e. 26 m/s 3. A man runs east at 8.9 m/s for 12 s, stops for 4.5 s, then runs back (west) at 1.9 m/s for 4.9s. What is the man's average velocity? a) 4.6 m/s east b) 5.4 m/s east c) 5.8 m/s west d) 6.9 m/s west e) 4.3 m/s east acer

Time left 0:37:58 of on The force of gravitational attraction between two objects with masses m1 and m2, at a distance r apart, is given by Gm, m2 F = 12 of The dimensions of G (the universal constant of gravitation) is O a. M1L2T 3 O b. M1L3T2 O c. M'L3T2 O d. ML3T2

A healthy astronaut’s heart rate is 60 beats /min  Flightdoctors on Earth can monitor an astronaut’s vital signsremotely while in flight. How fast would an astronaut beflying away from Earth if the doctor measured her havinga heart rate of 25 beats/min ?

A spaceship travels at a constant speed from earth to a planet orbiting another star. When the spacecraft arrives, 14 years have elapsed on earth, and 9.9 years have elapsed on board the ship. How far away (in meters) is the planet, according to observers on earth? Number i fé Earth time wes 2 2. <7443 Ship time T T 5₂₁ 2745 to Spaceship departs earth Units Earth time 3 go Ship time J.. A 12 245 Spaceship arrives at distant planet

The distnace from earth to the moon is 239,000 miles. a. how many kilometers are in 239000 miles? b. given that the light travels at 3.00*10^8 m/s , how many minutes does it take for light to travel to the moon ? c. The apollo 10 mission holds the record for the highest speed by a manned vehicle at 11080 m/s . How many minutes would it take for the apollo 10 mission to reach the moon assuming the rocket travels ina straight line at that top speed? d. The apollo 11 mission took 73.45 hours to reach lunar orbit once it left earths orbit. The avergae speed duirng that time was 5500km/hr. How many miles did the apollo 11 mission actually travel in space ?

1. Voyager rocket is traveling between Earth and Jupiter (distance  8.013x1010 m). If Voyager probe was thousand times faster and had a speed of v=17x106 m/s=0.057c calculate the Earth-Jupiter distance that instruments aboard measure.  a. What is the time of Voyager's trip measured by instruments onboard? Write your answer in seconds rounded to a whole number (for example 1234 s).   _______________  b. What is the time of the trip measured by NASA on Earth?   2. An asteroid is traveling from asteroid belt to Earth with a speed of 0.6 c. To save the Earth, group of brave men set an explosive device to explode in 138 minutes. When will the group of scientists that monitor asteroid on Earth see the explosion (if everything goes right

Value: 3 If Superman travels at half the speed of light, 0.5 c, how tall in meters will he be? Report your answer to 2 decimal places. m How much mass in kilograms will he have? Round your answer to the nearest whole number. kg Considering there are 2.205 pounds (lbs.) per kilogram (kg), how lbs Round your answer to the much will he weigh? nearest whole number. HINT: Report your answers withOUT units Question 2 Check Answer

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K 19. A body moves 5 meters north and 4 meters south. The offset is: a. 1 meter south at zero degrees b. 1 meter north 1 meter north at 45 degrees C. d. 1 meter south 20. The amount of 120 cm. expressed in meters is: a. 0.12 meters b. 1200 meters C. 1.2 meters