Solar System

Question 1

What are the Interplanetary Matter?

Answer 1

Asteroids, comets, meteoroids, interplanetary dust.

Question 2

What is the order of the planets in our solar system?

Answer 2

M, V, E, Mars, Jupiter, Saturn, Uranus, Neptune

Question 3

How to measure the distance between Earth and the nearby planet?

Answer 3

Radar Ranging

Question 4

What are the building blocks of the solar system and the densities of the most popular ones?

Answer 4

Metals (iron) 8000 kg/m3
Rock 5000
Hydrogen compounds (ice) 1000
Gas <1000

Question 5

How to measure planets’ chemical composition?

Answer 5

The chemical composition of the surface and
or atmosphere of a solar system body can
be determined by studying the sunlight reflected from it. Spectroscopy

Question 6

What information can a colour of a planet to the naked eye tell us?

Answer 6

chemical composition

Question 7

What are the two planet families in our solar system?

Answer 7

Terrestrial Planets (earth like): Small, mostly rock and iron, closer to the sun, higher densities
Jovian Planets (Jupiter like): large, mostly gas and liquid, far from sun, lower densities

Question 8

What are the types of space mission?

Answer 8

Flybys
Orbiters
Landers
Rovers
Sample return missions
Astronaut Mission