Match the items. The mass of your brand-new motorcycle is 250 kg. (I used 9.8m/s/s for all calculations.) a. 250 kg b. 408.3 N c. 2450 N 1. Mass of motorcycle on the Moon 2. Weight of motorcycle on the Moon 3. Weight of motorcycle on Earth # 2/3 < Prev Next >
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- If your mass on Earth is 55kg, what is your mass on the moon? a. 55kg c. 550 kgb. 55 N d. 550 NWhich of the following statements is/are INCORRECT? A. The value of G on the moon is equal to that on the earth. B. 26.68 x 10-11 N is the force of gravitation between two point masses of 2 kg and 2kg kept 1 m apart. C. Newton's law of gravitation is valid in the laboratory only. D. Force is inversely proportional to the square of the distance between two bodies. A) B, C and D B) C and D only C) Only C D) Only AThe radius of Mars is approximately 2,100miles and it's acceleration due to gravity is 0.38g, where g is the acceleration due to gravity in Earth. Determine the velocity of escape of a body if it startto move away from Mars at a distance of one-tenth ofit'sradius aboveit's surface. a. 1.689 mi/sec c. 0.986 mi/sec e. none of the choices b. 0.689 mi/sec d. 1.896 mi/sec
- A 1kg rock is taken on Moon from Earth. Acceleration due to gravity (g) on Moon is 1.6m/s2.. What will be mass of rock on Moon and what will be weight of rock on Moon? Choose one correct answer with correct unit of measure of mass and weight . A. Mass = 1kg , Weight = 1.6 N B. Mass = 9.8 pounds , Weight = 1.6 kg C. Mass = 1.6 kg , Weight = 9.8N D. Mass = 1 pound , Weight = 1.6 poundsPluto eats 1.26 pounds of dry dog food per day. The dry food is available in 1.5 lb sacks, priced $2.33/kg. How much it cost to feed Pluto for a year? (Consider that 1.0 kg = 2.2 lb) Select one: a. $487.08 b. $324.71 Cc. $487.71 C. d. $528.12A box weighs 45N on Earth. what is the mass of the box on Earth? Use g = 9.8m/s^2. Don't round your answer. A. 49kg B. 441kg C. 4.59lbs D. 4.59 kg
- What is the value of g if you weigh 560 N with a mass of in an unknown planet 7500 g? Required to answer. Single choice. a. 0.075 m/s^2 b. 7. 47 m/s^2 c. 13.4 m/s^2 d. 42 000 m/s^2Thank you for helping me with my homework. It is due in one hour, so I hope somebody can help me soon. Also, it is a long question so I don't mind if you subtract multiple questions out of my account. Thank you so much. 2a. Joy is standing on a bathroom scale in an elevator. Yes, people are staring at her. Her mass is 50 kg. What does the scale read when the elevator is at rest? Include the unit. 2b. What does the scale read when the elevator accelerates upward from rest at 2m/s2? 2c. What does the scale read when the elevator moves up with a constant velocity of 10m/s? 3a. Many people are familiar with the fact that a rifle recoils when fired. A gunpowder explosion creates hot gases that expand outward allowing the rifle to push forward on the bullet. Compare the force on the rifle with the force on the bullet in terms of force direction and magnitude. This is a conceptual question. No calculation is needed. 3b. Compare the acceleration on the rifle with the acceleration on the…the up mIbi, thla 2. In the future, we may encounter a civilization from another planet. They will not use the SI or AE systems of units. Suppose we meet aliens who use the Zerf as a unit of mass and the Spund as a unit of force. One Spund is the weight of a mass of one Zerf on the surface of Mars. The gravitational acceleration on Mars is 3.7 m/s?. a.) What is gc in the alien system of units? Be sure to include the numerical value and the units. b.) How much would a 350 Zerf object weigh on the surface of Mars, in Spunds? c.) How much would a 350 Zerf object weigh on the surface of the Earth, in Spunds? d.) To which system of units is the Zerf-Spund system most similar, Sl or AE?
- Part 1 Look at the figure below and the given measurements. Then do Questions #1 - #5. W = 10 60°- Ni NOTE: T₁x = T₁Sin T₁y = T₁Cos AWS -PROBLEMS- W 1. Draw a pseudo-FBD showing the x and y components of T₁. WA 1kg rock is taken on Moon from earth. Acceleration due to gravity on moon is 1.6 m/s^2. What is mass of rock on moon and what is weight of rock on moon? Choose one correct answer with correct units of measure. a. Mass= 9.8 pounds, weight= 1.6 kg b. Mass=1.6 kg, weight= 9.8N c. Mass=1 pound, weight= 1.6 pounds d. Mass= 1kg, weight = 1.6 N6. An astronaut has a mass of 85 kg. Calculate his weight on Earth and on the Earth's moon (gmoon = 1.6 m/s). Does his mass change when he goes from Earth to its moon?