Chemistry
Chemistry, 09.10.2019 05:40, keel5468

The best description of a light-year is
a) the speed of light in a vacuum.
b) the age of a one-year-old star.
c) the distance light travels in a year.
d) the time it takes light to travel from earth to the sun

answer
Answers: 1

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 22:30, dianasmygova
Monkeys and bats have similar bone structure in their forelimbs. however, monkeys have longer forelimbs to use for climbing and swinging in trees. bats have shorter forelimbs to use for flight. which term best describes how monkey and bat forelimbs are related to each other? a. homologous b. embryonic c. analogous d. vestigial
Answers: 1
image
Chemistry, 22.06.2019 01:20, sarinaneedshelp01
Match the acid base pairs by arranging the acid name with the conjugate base formula. hydrogen carbonate hydrogen phosphate carbonic acid read water sulfuric acid phosphoric acid a. co32- b. hso4- c. hco3- d. po43- e. h2po4- f. oh-
Answers: 1
image
Chemistry, 22.06.2019 08:40, jeffcarpenter
What is the value of keq for the reaction expressed in scientific notation?
Answers: 1
image
Chemistry, 22.06.2019 13:30, justinerodriguz2878
What are the major types of a chemical compound
Answers: 2
Do you know the correct answer?
The best description of a light-year is
a) the speed of light in a vacuum.
b) the age o...

Questions in other subjects: