subject
History, 29.01.2020 23:43 issaaamiaaa15

Who developed the polio vaccine?

alan freed

david reisman

betty friedan

jonas salk

ansver
Answers: 1
Show answers

Another question on History

question
History, 21.06.2019 22:00
What could have been done to stop the illegal voting? what about the violence?
Answers: 1
Answer
question
History, 22.06.2019 00:00
Why was the united nations established
Answers: 1
Answer
question
History, 22.06.2019 01:30
What features of the electoral system support the existence of a two party system and analyze one of these features and explain its role
Answers: 1
Answer
question
History, 22.06.2019 02:00
Which governing principle is best reflected by the representative government created by the constitution a. separation of opwer b. republicanism c. rule of law d. limited government
Answers: 1
Answer
You know the right answer?
Who developed the polio vaccine?

alan freed

david reisman

betty...
Questions
question
Geography, 21.08.2019 02:10
Ineed a thesis statement about geoengineering and the cultural, social, political, economic, and ethical aspects. as well as suggestions for subsectio...
question
Geography, 21.08.2019 02:10
An asteroid miner comes across an object of extra terrestrial origin in the asteroid belt. knowing there is a lot of money in this, the miner decides...
question
Geography, 21.08.2019 02:10
What is the defining characteristic of a main sequence star? o it is fusing hydrogen into helium in its core. o it is fusing helium into carbon in it...
question
Geography, 21.08.2019 02:10
Question 19 typically, volcanic eruptions o a do not result in significant long-term climate change. o b. result n címate cooling because ofthe extra...
question
Geography, 21.08.2019 02:10
Question 22 based on the graph below, average annual surface temperatures are 0s 02 02 o arising in the northern hemisphere but are unchanged in the s...
question
Geography, 21.08.2019 02:10
Eating our way to a better world (summer 2017-2018) n, citizenship and sovereignty / final exam why is changing the canadian food system a gradual evo...
question
Geography, 21.08.2019 02:10
1. according to the lecture, we are currently in an ice age and have been for the last 2.8 million years. a. true b. false 2. according to the l...
question
Physics, 21.08.2019 02:10
Two particles d and b. of mass in and 3m respectively. are connected by a light inextensible string of length 7. particle a is placed on a horizontal...
question
Physics, 21.08.2019 02:20
Aradiation worker is subject to a dose of 177 mrad/h of 8.4 quality factor neutrons for one 40 h work week. how many times the yearly allowable effect...
question
Physics, 21.08.2019 02:20
What must be the distance between point charge 91 = 20 mc and point charge 02 -45,0 ac for the electrostatic force between them to have a magnitude of...
question
Physics, 21.08.2019 02:20
Aparticle moves along a straight line: x = vt + xo; y = vyt, in the inertial reference frame k. find the particle trajectory in the reference frame...
question
Physics, 21.08.2019 02:20
Agalaxy 50mpc from earth emits light at a wavelength of 600 nm. we measure the wavelength of the light to be nm?...
question
Physics, 21.08.2019 02:20
Aparticle of mass m moves in the 2-d potential v=4wy+1 1/(2* +34) with no and 21 positive. (a) find the stable equilibria for the particle. (b) give t...
question
Geography, 21.08.2019 02:20
Question match the following parts of a midlatitude cyclone with the corresponding letter(s) on the map view diagram. a. letters a, b, f b. letter c c...
question
Physics, 21.08.2019 02:20
In the presence of a nucleus the energy of a y-ray photon can be converted into an electron-positron pair. calculate the minimum energy for this to oc...
question
Physics, 21.08.2019 02:20
The process of ben began when the universe bacool bean when the universee led to shout 10 k and ended with the temperature around 10 . a) by what fact...
question
Physics, 21.08.2019 02:20
Consider a 400 nm thick film of water (n-1.33) on plastic (-1.9). visible light is incident. on the film firom air. (25 pts) sketch this situation and...
question
Engineering, 21.08.2019 02:20
One of the basic requirements of a servomotor is that it must produce high torque at all: a)frequencies b)-voltages c)-loads d)-speeds...
question
Physics, 21.08.2019 02:20
Newton’s second law of motion (f = ma) is one of the basis of forces and motion. how is it very similar to his first law and why is finding the accele...
question
Chemistry, 21.08.2019 02:20
By heating 2 mol of nitrogen gas in a frictionless piston-cylinder, the gas expands at a constant pres- sure of 1 bar from an initial volume of 0.02 m...
More questions: History Another questions
See results (0)