1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
vfiekz [6]
3 years ago
6

BRAINLIEST ANSWER! An Earth-like planet is 500 light years away. Why is this an obstacle for a manned space mission?

Chemistry
2 answers:
ki77a [65]3 years ago
8 0

Answer:

The answer would be B

Hope this helps :)

Explanation:

It cant be A because NASA gets funded billions of dollars. D is also incorrect because the name of the planet is not said. C is very incorrect because light years and human years arent the same. Think of it like this, 1 human year is 7 dog years.

Over [174]3 years ago
5 0
C sounds correct........
You might be interested in
Hi, can someone help me with chemistry
Dominik [7]
Idk look it up on another website
6 0
2 years ago
The rows of the periodic table are called groups because similar elements reside next to each other on the modern periodic table
forsale [732]

Answer:

True

Explanation:

The vertical columns on the periodic table are called groups or families because of their similar chemical behavior. All the members of a family of elements have the same number of valence electrons and similar chemical properties. The horizontal rows on the periodic table are called periods.

3 0
3 years ago
Read 2 more answers
34 Which elements have the most similar chemical properties?(1) boron and carbon
ziro4ka [17]
....oxygen and sulfur this is cuz of the potential energy there in the same properties 
4 0
3 years ago
if you could take 1 step every second and one step is equal to 3 feel how many miles could you walk in a year of 365 days if you
skad [1K]
If you never stopped you could walk 17918.2 miles
6 0
2 years ago
What is the energy for each question in Joules?
beks73 [17]

Answer:

Hello, there!

In order to solve problems like this DO PEMDAS

The Exponent:

So,  equals  4

Your problem becomes

Now we have to do what is in the  (

( the  is a  )

And

Problem becomes

So, this means that your answer would be  

Good luck on your assignment and enjoy your day!

kjExplanation:

7 0
2 years ago
Other questions:
  • What happens when Potassium Hydroxide reacts with Sulphuric Acid?​
    7·2 answers
  • Which best describes a compound such as sodium chloride?
    12·1 answer
  • A- Gases do not have mass.
    11·1 answer
  • Your friend challenged you to a race you know in order to beat him you must run 15 meters within 20 seconds in the northern dire
    14·1 answer
  • The Moon’s appearance changes during its ________ around Earth. These changes are called ____________________.
    10·1 answer
  • Determine if the results of the following word problem adhere to the Law of Conservation of Mass. 1. A chemist combines 4.9 g of
    9·1 answer
  • The Sun is a yellow star that's both average in brightness and temperature and is classified as
    10·1 answer
  • If 4.89 g of ZnCl2 is dissolved in enough water to give a total volume of 500 mL, what is the molarity of the solution
    6·1 answer
  • If the temperature of a gas remains blank the speed of particles will remain blank
    8·1 answer
  • Why is density a characteristic property of an object, but volume is not?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!