# Science

28 Questions - Developed by: - Developed on: - 7,093 taken - User Rating: 3.6 of 5 - 5 votes

• 1
The Standard Deviation is
• 2
If it is possible to accurately measure something with a normal distribution, and all you errors are truly random and you have taken enough data then__________ of your data should fall in the range of the value of the Mean +/- one SD
• 3
Assuming you have the following numbers { 4,4,1,2,6,5 }. The Mode is

• 4
A systematic error is
• 5
Assuming you have the following numbers { 47,67,20,30,90,40,87 }. The Median is
• 6
A random error is

• 7
Assuming you have the following numbers { 5,6,5,6 }. The Mean
• 8
Out of a universe of 100, John took the following data {21,22,22,22,22,22,23,24,25,22} and got a Mean+-SD interval values of 21.32 to 23.67. Assuming he does not have systematic errors, What does he have to do?
• 9
According to Einstein knowledge deals more with _____________ than with information
• 10

Tension is a

• 11
If the distance between two objects is 4 and their masses are 4 and 16 respectively, then their mutual attraction would be proportional to:
• 12
The weight of its traffic of a bridge is known as the
• 13
The Suspension bridge works much like a Cable-Stayed except the cables from the beam are connected _______
• 14
When you test a bridge you must test it for
• 15
If the distance between two objects is 2 and their masses are 5 and 4 respectively, then their mutual attraction would be proportional to:
• 16
9 The reason for the failure of the Falls View Bridge Disaster in Ohio in 1938 was

• 17
In a _________ bridge the beam is suspended from cables that are under tension from the bridges dead load
• 18
In the case of Therac 25, how many accidents of massive overdose were reported?
• 19
______________ is high-energy radiation capable of producing ionization in substances through which it passes
• 20
Gamma Rays as well as X rays are similar to radio waves, however they differ (amongst other things) in that they have

• 21
A Sonogram (Ultrsound) is a good example of
• 22
Shorter wavelength actually means that both X and Gamma Rays have
• 23
Radiotherapy requires the use of sophisticated software to provide
• 24
The Therac 25 accidents occurred from
• 25
The dual mode operation of the Therac 25 requires
• 26
Computerized Axial Tomography (CAT) scan is a good example of

• 27