Science Quiz On NASA’s Parker Solar Probe With Answers


ISRO’s Aditya-L1 Science Quiz and Answers

Q1. After whom is the Parker Solar Probe named?

a) Dr. Carl Sagan

b) Dr. Neil deGrasse Tyson

c) Dr. Eugene N. Parker

d) Dr. Stephen Hawking

Answer: c) Dr. Eugene N. Parker

Explanation: Parker Solar Probe is named for Dr. Eugene N. Parker, an astrophysicist known for his pioneering work on the solar wind and the Sun’s outer atmosphere.

Question 2: How close is Parker Solar Probe to the surface of the Sun?

a) 2 million km

b) 6.2 million km

c) 8 million km

d) 10 million km

Answer: b) 6.2 million kilometers (4 million miles)

Explanation: Parker Solar Probe is designed to fly about 6.2 million kilometers (4 million miles) from the sun’s surface, making it the closest spacecraft to the sun.

Question 3: In which year was the Parker Solar Probe launched?

a) 2015

b) 2018

c) 2020

d) 2022

Answer: b) 2018

Explanation: The Parker Solar Probe was launched on August 12, 2018 to explore the Sun’s corona and solar wind.

Question 4: What is the primary goal of the Parker Solar Probe mission?

a) Study the surface of Mars

b) Exploring outer planets

c) Study the outer atmosphere of the sun

d) Exploring the lunar surface

Answer: c) Studying the outer atmosphere of the sun

Explanation: The primary goal of Parker Solar Probe is to study the Sun’s corona and solar wind to better understand the dynamics of our star.

ISRO’s Aditya-L1 Science Quiz and Answers

Question 5: How long is the Parker Solar Probe mission expected to last?

a) 4 years

b) 7 years

c) 10 years

d) 15 years

Answer: b) 7 years

Explanation: The mission is expected to last about seven years, making multiple orbits around the Sun to collect data.

Question 6: What scientific discoveries will Parker Solar Probe hopefully explain?

a) Formation of black holes

b) Origin of cosmic rays

c) Heating of the solar corona

d) Formation of the Solar System

Answer: c) Heating of the solar corona

Explanation: Parker Solar Probe is designed to help explain why the corona is so much hotter than the sun’s surface (photosphere), a long-standing mystery in solar physics.

Question 7: What is the estimated speed of Parker Solar Probe relative to the Sun?

a) 50,000 km/h

b) 150,000 km/h

c) 200,000 km/h

d) 700,000 km/h

Answer: d) 700,000 km/h

Explanation: Designed to travel at speeds of up to 700,000 kilometers per hour, the Parker Solar Probe is the fastest spacecraft ever built.

Question 8: How will Parker Solar Probe protect itself from the intense heat of the Sun?

a) Heat resistant coating

b) Radiator panel

c) Carbon composite shield

d) Liquid Cooling System

When are the next solar eclipses in 2024, 2025 and 2026?

Answer: c) Carbon composite shield

Caption: Parker Solar Probe and its instruments are protected from solar radiation by a 4.5-inch-thick (11.43-centimeter) carbon composite shield that can withstand temperatures of nearly 2,500 degrees Fahrenheit (1,377 degrees Celsius).

Question 9: What technology does Parker Solar Probe use to shorten its orbit and get closer to the Sun?

a) Ion propulsion

b) Gravity Assist

c) Solar sails

d Magnetic shielding

Answer: b) Gravity Assist

Explanation: Parker Solar Probe uses gravity assists from Venus to gradually shorten its orbit around the Sun, allowing it to get closer to the Sun as its mission progresses.

Q10: What was the original name of the Parker Solar Probe before its launch?

a) Solar Probe Upgrade

b) Helios Probe

c) Sun Observer

d) Corona Explorer

Answer: a) Solar Probe Plus

Explanation: Parker Solar Probe was originally named Solar Probe Plus but was later renamed in honor of Dr. Eugene Parker.

What is Aditya L1? All you need to know about India’s first solar project