Light-years
Planet X is ten light-years away from Earth. Planet Y is 8 1/2 light-years away from Earth. How much farther away is Planet X?
Correct answer:
Tips for related online calculators
You need to know the following knowledge to solve this word math problem:
Units of physical quantities:
Grade of the word problem:
Related math problems and questions:
- Earth and Sun
Earth is 150 million km away from the Sun. 300,000 km of sunlight travels in 1 second. How long will the light come from the Sun to the Earth? - Planet Earth
What is the weight of the planet Earth if its average density is ρ = 2.5 g/cm³? - Javelin
Danilo threw his javelin over a distance of 10 5/16 meters. Mark threw his javelin over a distance of 7 7/8 meters. How much farther did one javelin travel than the other? - A high
A high school track team's long jump record is 23 feet, 11 3/4 inches. Paul's best long jump is 23 feet and 3 1/2 inches this year. If long jumps are measured to the nearest quarter inch, how much farther must jump to break the record?
- Pets stores
Pets Plus and Pet Planet are having a sale on the same aquarium. At Pets Plus, the aquarium is on sale for 30% off the original price, and at Pet Planet, it is discounted by 25%. If the sales tax rate is 8%, which store has the lower sale price? How much - Difference between fractions
What is the difference when you take away 1/6 from 2/8? - Thunder and lightning
There was a glimpse of the sky, and we heard thunder in 4.5 seconds. The light spreads at 300,000 kilometers per second, so we can assume the flash instantly without delay. However, the sound's speed is much lower in the air, one-third of a kilometer per - The intensity
The light intensity on a screen is inversely proportional to the square of the distance between the screen and the light source. If a screen is illuminated by a light source 20 m away, the intensity is one-fifth of what is required. Where should the light - Horizon
The top of a lighthouse is 19 m above the sea. How far away is an object just "on the horizon"? [Assume the Earth is a sphere of radius 6378.1 km.]
- Kilometers 7415
The Earth's distance from the moon is 3,844.10 to the eighth meter. How many kilometers is it? - Lighthouse
The man, 180 cm tall, walks along the seafront directly to the lighthouse. The male shadow caused by the beacon light is initially 5.4 meters long. When the man approaches the lighthouse by 90 meters, its shadow is shorter by 3 meters. How tall is the lig - Concerning 82883
Conductor A has an electrical potential of +140V concerning the Earth; conductor B has a potential of -60V. How much electric charge will we transfer from wire B to wire A if we do the work of 4.10-4 Joules? - Gravitational 61894
The center of force on the wheel is 1.2 m from the axis of rotation, and the load is attracted by the earth's gravitational force equal to 800 newtons at a distance of 40 cm from the axis of rotation. How much force F2 does the worker lift the wheel? - Whole pie
If you have one whole pie, 1/2 is given away, and 1/4 is eaten, how much do you have left?
- Four bricks
A trolley carrying 4 bricks weighs 16 kg. When 1 brick is taken away, it weighs 13.5 kg. How much does it weigh if 1 brick is in the trolley? - Population growth
How many people will be on Earth from two people for 5,000 years if every couple always has four children (2 boys and two girls) at the age of 25-35, and every man will live 75 years? - Eight years ago
The son asks his father how old he is. My father said: I will have twice as much as I had eight years ago in ten years.