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What event in 1957 marked the beginning of the cold war in space? france and britain announced that they had developed space programs. the united states launched a mission to the moon. the soviet union
answered
May 4, 2019
History
high-school
5
votes
156k
views
Which of these is an example of food engineering
answered
Nov 22, 2018
Chemistry
middle-school
5
votes
32.0k
views
what is 12% of 20 ????????????????????????????????????????????????????????????????????????????????????????????????
answered
Oct 30, 2018
Mathematics
college
5
votes
179k
views
Where can you usually find the thesis of an informational text? Conclusion Introduction Supporting details Body paragraphs
answered
Oct 19, 2018
English
middle-school
0
votes
53.7k
views
Students placed their eggs in vinegar, a mild acid. The egg shells disappeared overnight. Based on the passages description of what happened, we could infer that this is a __________ reaction. A) chemical
answered
Sep 24, 2018
Biology
high-school
3
votes
14.3k
views
Explain the relationship between multiplying and divding by 10, 100, and 1,000 and moving the decimal point to the right or to the left.
answered
Aug 16, 2018
Mathematics
middle-school
1
vote
14.6k
views
Abuelita Rosa: Francisco, ¿tú puedes poner la nevera en la casa?. Francisco: Sí, abuelita. Juanita y yo podemos poner la nevera en el baño poner la comida en la nevera ponen la nevera en el hall de entrada
answered
Jun 19, 2018
Spanish
high-school
1
vote
85.2k
views
Organisms living in an ecosystem depend on the ecosystem’s abiotic factors to survive. Which of the following could be considered an abiotic factor?
answered
May 13, 2018
Biology
college
5
votes
19.1k
views
Which of the following is true about two neutral atoms of the element gold? The nucleus is missing in both. Each has a different mass. Both have the same properties. Each has a different number of electrons.
answered
Mar 15, 2018
Chemistry
middle-school
7
votes
91.1k
views
Which of the following countries was the founding member of OPEC A.Colombia B. Argentina C. Venezuela D. Chile
answered
May 16, 2017
Geography
high-school
6
votes
181k
views
8. A force of 80 pounds on a rope is used to pull a box up a ramp inclined at 100 from the horizontal. The rope forms an angle of 330 with the horizontal. How much work is done pulling the box 25 feet
answered
Apr 21, 2017
Physics
high-school
4
votes
125k
views
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