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Which are primary sources? Select three options. 1. military service record 2. textbook written by a historian 3. letter written by a solider on the front line 4. documentary about the lives of the soldiers
answered
Aug 23, 2021
Social Studies
high-school
0
votes
27.0k
views
Which group reacts with water to form hydrogen
answered
Jun 23, 2021
Chemistry
high-school
3
votes
198k
views
Sasha could run one mile in 10 minutes last year. She can run a mile in 8 minutes this year. By what percent did her timing improve?
answered
Jun 21, 2021
Biology
high-school
4
votes
194k
views
___________________________________ is a language based on OO concepts that describes a set of diagrams and symbols used to graphically model a system.
answered
Jun 6, 2021
Social Studies
high-school
1
vote
191k
views
A scientist requests a research grant to develop a plant that does not undergo photorespiration. He claims that such a plant would help reduce world hunger. Discuss if this might be a project worth funding
answered
Apr 24, 2021
Biology
college
1
vote
75.1k
views
Potassium-40 is useful for dating very old rocks because it has a(n) ____________________ of 1.3 billion years.
answered
Apr 22, 2021
Geography
middle-school
6
votes
173k
views
HEY EVERYONE!!! Im in 7th grade and I love writing long novels. What do you guys think is the appropriate length of a story if it is the first one that someone is publishing???
answered
Apr 22, 2021
English
high-school
1
vote
93.0k
views
The altitude of a hang glider is increasing at a rate of 6.55 m/s. At the same time, the shadow of the glider moves along the ground at a speed of 15.5 m/s when the sun is directly overhead. Find the magnitude
answered
Oct 14, 2020
Physics
college
7
votes
4.4k
views
As people try to rid fruit, vegetables, and ornamentals from bugs, our environment and many of its inhabitants are harmed. The pollinators, like bees, butterflies, and birds are especially at risk. However,
answered
Sep 2, 2020
Physics
middle-school
6
votes
146k
views
The matrices shows the number of dance students enrolled in each type of class for two different years. Enrollment 2008 Ballet Ballroom Country Begineer 52 18 21 Intermediate 64 10 6 Advanced 33 9 15 Enrollment
answered
Aug 26, 2020
Mathematics
high-school
5
votes
143k
views
What do you mean by migratory bird
answered
Jun 12, 2020
Biology
middle-school
2
votes
81.5k
views
Write an inequality for the problem Eva saves $60 each week. Since she needs to save at least $2,400 to go on a trip, she will need to save for at least 40 weeks (PLS HELP IT IS 11 POINTS!)
answered
Sep 1, 2019
Mathematics
middle-school
4
votes
140k
views
Hello please help! posted picture of question
answered
Jun 10, 2019
Mathematics
college
5
votes
184k
views
0.07 x 1.22 = help thanks
answered
Mar 20, 2019
Mathematics
middle-school
7
votes
40.8k
views
The portuguese base of operations in china, granted when they first arrived in china, was the tiny territory of
answered
Feb 20, 2019
History
high-school
4
votes
63.9k
views
It was 3:45 when you started mowing the lawn. You finished at 4:30. How long did it take you to mow the lawn?
answered
Jan 30, 2019
Mathematics
college
3
votes
78.4k
views
Why do sociologist say that race is socially constructed
answered
Jan 9, 2019
Social Studies
middle-school
4
votes
78.5k
views
Am i right for 6 and 7 also help with 8, 9, 10 and 11 plz
answered
May 1, 2018
Mathematics
middle-school
5
votes
124k
views
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