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A ball is dropped from the top of a building with a height of 500 feet. The height of the ball at time, t, can be modeled by the function h(t)=-4.9t^2 + h_0 where h_0 is the initial height of the ball.
answered
Sep 1, 2019
Mathematics
high-school
3
votes
49.7k
views
A space probe is built with a mass of 1700 pound-mass [lbm] before launch on Earth. The probe is powered by four ion thrusters, each capable of generating 225 millinewtons [mN] of thrust. Using Newton’s
answered
Jun 11, 2019
Physics
middle-school
7
votes
111k
views
Organisms displaying different phenotypes at different environments are an example of
answered
Jun 8, 2019
Biology
college
3
votes
78.6k
views
Help me, please!!!!
answered
Jun 4, 2019
English
middle-school
0
votes
100k
views
The atomic number of an atom is defined as which
answered
Feb 27, 2019
Chemistry
middle-school
5
votes
42.4k
views
Who believed in the divine right of kings?
answered
Oct 22, 2018
History
middle-school
7
votes
163k
views
When rust forms on a piece of iron, what evidence do you have that a chemical reaction has taken place?
answered
Sep 22, 2018
Physics
college
2
votes
215k
views
The price of one necklace is the same as the price of five rings. One ring costs $320. The cost of a necklace is _____.
answered
Jul 16, 2018
Mathematics
middle-school
2
votes
40.6k
views
Match each element of figurative language with its example from Kate Chopin's "The Storm. Metaphor Read Answer Items for Question 4 Simile Read Answer Items for Question 4 Imagery Read Answer Items for
answered
Apr 10, 2018
English
high-school
6
votes
196k
views
Cattle drives boomed during the late-1800s because of the?
answered
Mar 23, 2018
History
high-school
2
votes
201k
views
What was the justification for the US acquisition of the Virgin Islands
answered
Feb 20, 2018
History
high-school
5
votes
54.1k
views
Explain how conveyor belt cycling works
answered
Feb 2, 2018
Physics
high-school
2
votes
191k
views
A square has a perimeter of 14.4 in. What is the length of each of the sides?
answered
Jan 14, 2018
Mathematics
middle-school
2
votes
125k
views
Nigel has 138 fluid ounces of lemonade.How many 6-fluid ounce servings of lemonade can he make?
answered
Aug 18, 2017
Mathematics
middle-school
2
votes
229k
views
Please help me use the attachment to see the question
answered
Jun 20, 2017
Mathematics
middle-school
5
votes
45.5k
views
What is a problem that is created by ethanol as a biofuel
answered
May 28, 2017
History
high-school
4
votes
215k
views
Which model of light states that light travels in a series of waves?
answered
Feb 27, 2017
Biology
high-school
3
votes
200k
views
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