Escape Speed -Multiple Choice Questions Quiz

Interactive MCQs on “Escape Speed”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is escape speed?

(a) The speed at which an object falls to the ground
(b) The speed at which an object leaves Earth's atmosphere
(c) The speed at which an object orbits the Earth
(d) The speed at which an object travels in a straight line

Question 2: Which factor does escape speed depend on?

(a) The mass of the object
(b) The shape of the object
(c) The volume of the object
(d) The color of the object

Question 3: What happens to the escape speed of an object if it is launched from a higher altitude on Earth?

(a) It increases.
(b) It decreases.
(c) It remains the same.
(d) It becomes zero.

Question 4: What would happen if an object's speed is greater than the escape speed?

(a) The object would fall back to the surface of the celestial body.
(b) The object would continue to orbit the celestial body.
(c) The object would lose its kinetic energy.
(d) The object would escape the gravitational pull and move into space.

Question 5: Which of the following factors affects the escape speed required for a spacecraft to leave a planet?

(a) The spacecraft's color
(b) The spacecraft's shape
(c) The gravitational pull of the planet
(d) The spacecraft's engine power

Question 6: What is the relationship between escape speed and the mass of a celestial body?

(a) Directly proportional
(b) Inversely proportional
(c) No relationship
(d) Exponential relationship

Question 7: What is the escape speed on the surface of Earth?

(a) Approximately 9.8 meters per second
(b) Approximately 11.2 kilometers per second
(c) Approximately 3.0 x 10^8 meters per second
(d) It varies depending on the time of day

Question 8: Which planet in our solar system has the highest escape speed?

(a) Mercury
(b) Venus
(c) Earth
(d) Jupiter

Question 9: What is the escape speed of an object that is twice as massive as another object at the same distance from a celestial body?

(a) The same as the less massive object
(b) Four times that of the less massive object
(c) Half that of the less massive object
(d) Twice that of the less massive object

Question 10: What is the escape speed at the event horizon of a black hole called?

(a) Orbital speed
(b) Terminal speed
(c) Critical speed
(d) Speed of light