The motion of planets in the solar system is an example of the conservation of ___________ a) Mass b) Linear momentum c) Angular momentum d) Energy
Q: Consider the kinetic energy of a 21500-kg truck moving at 85 km/h and that of an 95-kg astronaut in…
A:
Q: Describe an object that has a lot of kinetic energy, but not very much mass.
A: Kinetic energy: It is defined as the energy possessed by the body by virtue of its motion. Let us…
Q: An object is dropped from a high building. It reaches the ground in two seconds. a) Find the…
A: As per guidelines, the first question (#6) has been answered. a) Distance travelled by the object…
Q: ) Is the escape speed for a 10,000-kg rocket greater than, less than, or equal to the escape speed…
A: Escape speed is the minimum speed required for an object to escape gravitational attraction.
Q: If a Saturn V rocket with an Apollo spacecraft attached had a combined mass of 2.9 × 105 kg and…
A:
Q: When we double the speed of a mass , its kinetic energy ... Select one : a . doubles . b. decreases…
A:
Q: What is the total energy of the Earth-Sun system? The Earth has a mass of about 6.0 x 1024 kg, and…
A: The mass of the Earth: me=6.0×1024 kg The mass of the Sun: ms=2.0×1030 kg The speed of the Earth:…
Q: B.E. of a satellite is 4×10³ J. Calculato its kinetic I energy potential energy.
A: To find-(1) K.E. =?(2) P.E.=?Given that-B.E.=4×108 J
Q: A stone is thrown vertically upward and feels no air resistance. Upon rising, a.its kinetic energy…
A: Required : The correct option.
Q: During the extinction of the dinosaurs, a meteor with a mass of about 1.4 x10^8 kg hit the ground at…
A: Given, mass of the meteor, m = 1.4×108 kg speed of the meteor, v = 12 kms = 12×103 ms
Q: If all the items in the figure have the same mass,which two items will have the same gravitational…
A: Let mass of each object A, B, C, and D = m The acceleration due to gravity = g ( for each object).…
Q: object kinetic energy A 8170. kg satellite moving at 4000. m/s. (choose one) A 7930. kg satellite…
A: Kinetic Energy = 12 *(mass of the object )*(velocity of the object)2
Q: Change in Kinetic Energy: Compare the increase in your car's Kinetic energy as it speeds up from…
A: The curb weight of Honda Accord 2014 V6 EX-L is 3358 lbs. Change in kinetic energy…
Q: Answer the question and explain why you pick the answer. The gravitational potential energy of a…
A: Gravitation potential of two object system can be positive or negative. Answerb
Q: 14) When an object is solely under the influence of gravitational force, the sum of its kinetic and…
A: The statement is (A) TRUE.
Q: An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is A) 20 J B)…
A: Given data: Mass of the object is, m = 10 kg Speed of the object is, v = 2 m/s Formula used: The…
Q: An object at rest may have A) Momentum B) Potential energy C) Velocity D) Kinetic energy
A: Given that - Object is at rest means velocity is zero. v= 0
Q: Calculating Kinetic Energy 1. Calculate the moving kinetic energy of an 8 kg object moving at a…
A: Since you have asked multiple questions, we will answer the first question for you according to the…
Q: A planet is observed to be in an elliptical orbit around the sun as shown below. Which of the…
A: According to Kepler's second law if any planet moves in elliptical orbit around sun having it one of…
Q: 1- Determine the kinetic energy in kJ of a 749 kg roller coaster car that is moving with a speed of…
A: Given data : Velocity=V Mass=m To find : Kinetic energy
Q: An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of : A)…
A: The kinetic energy is given by K = 0.5 mv2 where, m is the mass and v is the speed.
Q: An object having a capability to do work is said to possess __________. A) force B) moment…
A: When an object possess energy, it can perform work.
Q: p/MJ kg-¹ Earth -1.3 -3.9 -62.3 Moon A. 305 MJ B. 61.0 MJ C.58.4MJ D. 300 MJ
A: Given, The potential energy at the surface of earth for 1 kg of mass is −62.3 MJ. The potential…
Q: a). Which of the following is NOT a unit of potential energy: a)J, b) kg*m/s^2, C) kg*m^2/s^2, D)…
A: a) unit of potential energy are hence option C is not unit of potential energyb)we know change…
Q: A roller coaster has 800,000 Joules of kinetic energy and is moving with a speed of 40 m/s. What is…
A: Given data: Kinetic energy (KE) = 800,000 J Velocity (V) = 40 m/s Required: The mass of the roller…
Q: An asteroid starts at rest infinitely far from Earth. The asteroid has a mass of 1.00x104 kg.…
A: 1)Change in gravitational potential energy = - GMm/R = -6.67 * 10-11 * 6 * 1024 * 104/(6378000) = -…
Q: What is transformation of energy? Explain with any two suitable examples
A: transformation of energy is the process in which the conversion of energy from one form to another…
Q: kinetic energy
A:
Q: A baseball is tossed upward by an astronaut on the moon. There is no atmosphere on the moon. How…
A:
Q: c) kinetic energy of the object
A: Option - c
Q: The kinetic energy of a ball weighing 0.5 kg moving with a velocity of 4 m/s will be A) 16 J B) 4 J…
A: Given: Mass of the ball = 0.5 Kg Velocity of the ball = 4 m/s Kinetic energy of ball = ?
Q: Which of the following is the SI unit for gravitational kinetic energy? Watt Second Newton Work…
A: Unit of Gravitational potential energy is Joule which same as unit of work .
Q: Which of the following statements correctly describes the relationship between an objects kinetic…
A:
Q: 16. One of the physical quantities shown below is a scalar that is always positive. Which one is…
A: Correct option 1. Kinetic Energy
Q: the kinetic energy of a particle of mass 50 moving with velocity 2/3 i +1/3j + 2/3 k is 25 .II O 75…
A: Given data: Mass, m=50 kg Velocity, v=23i+13j+23k We have to find the kinetic energy of the…
Q: The Gravitational Potential Energy of an object _________________ as the distance of that object…
A: The gravitation potential energy is given as,
Q: How fast (in meters per second) must an iron ball with a mass of 41.5 g be traveling in order to…
A:
Q: A lion with a mass of 116.3kilograms which started from rest speeds up to 47 meters per second in a…
A: Given: mass, m = 116.3 kg Initial speed, u = 0 m/s (as starts from rest ) Final speed, v= 47 m/s…
Q: During the lift off of a spacecraft, it gains speed and increases its kinetic energy immediately.…
A: As the planet moves away from earth surface then it's gravitational potential energy continuously…
Q: 16. A 20 000-kg meteorite from outer space is headed directly toward Earth with a speed of 3.0 km/s.…
A: The mass of the meteorite, m=20000 kg The speed of the meteorite, vi=3km/s The distance above the…
The motion of planets in the solar system is an example of the conservation of ___________
a) Mass
b) Linear momentum
c)
d) Energy
Step by step
Solved in 2 steps
