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A ball is projected upward at time t = 0.0 s from a point on a roof 90 m above the ground. The ball rises, then falls and strikes the ground. The initial velocity of the ball is 80.5 m/s. The velocity
answered
May 1, 2019
Mathematics
high-school
6
votes
228k
views
Read "electricity and the environment." what is one major benefit that came from the clean air act? who administers the act?
answered
Apr 28, 2019
History
high-school
6
votes
93.6k
views
Which event occurred first 1.the mingols took over chinese rule
answered
Apr 16, 2019
History
high-school
3
votes
109k
views
The surface area-to-volume ratio of cells determines how quickly they can absorb materials. Suppose that a space mission to Planet Zognard-42 uncovers giant cube-shaped single celled organisms living in
answered
Mar 26, 2019
Biology
high-school
5
votes
135k
views
You are deciding between two cars with different engines and want the bigger of the two. one engine displaces 350 cubic inches. the other displaces 5,500 cubic centimeters. by how many cubic centimeters
answered
Jul 25, 2018
Mathematics
high-school
2
votes
208k
views
He led the party that blamed Jews for the financial hardships in his country post-WWI. A. Mussolini B. Hitler C. Stalin
answered
Jul 23, 2018
Geography
high-school
5
votes
154k
views
Which is an example of a pure substance? A. air B. salad C. hydrogen D. sugar water
answered
Jul 22, 2018
Biology
high-school
3
votes
98.3k
views
It costs 30 pesos to enter a currency exchange building. Once there, you can exchange 20 pesos for 1 dollar. How many pesos are required to get z dollars? (Write your answer as an expression)
answered
May 22, 2018
Mathematics
middle-school
5
votes
182k
views
The ticket office at Orchestra Center estimates that if it charges x dollars for box seats for a concert, it will sell 50 - x box seats. The function S = 50x - x2 gives the estimated income from the sale
answered
Mar 24, 2018
Mathematics
high-school
4
votes
205k
views
Which country imported the most slaves to the New World between 1500 and 1825?
answered
Dec 2, 2017
History
high-school
7
votes
193k
views
What is the simplified form of the expression (x^10)(x^2) A:x^8 B:x^12 C:x^20 D:x^100 Evaluate the following expression using the values given Find 2x-3y-z if x=-2,y=3 and z=-2 A:-11 B:11 C:-15 D:15
answered
Nov 20, 2017
Mathematics
high-school
5
votes
225k
views
You need to get a grip," he started after she put the car in park. Based on the sentence, what does the phrase get a grip mean? A: It is a descriptive way to remind someone of the past B: It is a figurative
answered
Jul 31, 2016
English
middle-school
4
votes
95.8k
views
What type of weather is associated with this symbol L
answered
Dec 9, 2015
Biology
middle-school
6
votes
190k
views
Write 4060 in expanded form then write it in words
answered
Feb 18, 2015
Mathematics
high-school
5
votes
17.2k
views
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