About this Study Set
This study set covers Mathematics through
25 practice questions.
Basic mathematical facts and measurements related to space, planets, and the universe. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 25 questions from the
Cosmic Mathematics study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
How many moons does the planet Earth have?
2
If a planet takes 2 years to orbit the Sun once, how many years does it take to complete 3 full orbits?
3
A day on Earth is 24 hours. How many hours are in 2 days?
4
How many planets are in our solar system?
5
If a rocket has 4 engines and 2 fail, how many engines are still working?
6
The Sun is at the center of our solar system. How many Suns are in our solar system?
7
If an astronaut visits 3 stars on Monday and 2 stars on Tuesday, how many stars did they visit in total?
8
How many sides does a triangle-shaped star formation have?
9
If a space probe sends back 10 images and 4 are blurry, how many clear images are left?
10
Earth is the third planet from the Sun. Which number planet is Mars?
11
If a space station has 8 docking ports and 3 are occupied, how many are empty?
12
How many Earths could fit across the width of the Sun, approximately?
13
If each of the 8 planets in our solar system had 1 moon, how many moons would there be in total?
14
A light-year is the distance light travels in one year. How many years are in one light-year?
15
If a planet rotates once every 10 hours, how many rotations does it make in 20 hours?
16
How many legs would 2 alien robots have if each robot has 3 legs?
17
If there are 12 months in an Earth year, how many months are in half a year?
18
The Moon takes about 28 days to orbit Earth. How many weeks is this?
19
If a spaceship is traveling at 5 units of speed and increases by 2, what is its new speed?
20
How many circles are there in the planet Saturn's visible ring system?
21
If you have 9 planets (including Pluto as a dwarf planet) and remove 1, how many are left?
22
How many points does a standard star shape represent in elementary geometry?
23
If a telescope lens costs 200 dollars and you have 300, how much change do you get?
24
How many planets in our solar system have life as we know it?
25
If 2 asteroids collide, how many total objects were involved?
