QuizSec1Ch1

Quiz (Ch1 - Introduction To Physics)

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__//**text quiz:**//__

Chapter 1 "Introduction to physics", (Answer all questions in this section)
 * __1- The standard Kilogram is calibrated by a cylinder of__**

Iron

Platinum and iron

Platinum and Iridium

Cesium and iron


 * __2- The calculator is ................. instrument__**

Compound

Analog

Simple

Digital


 * __3- The accuracy of the atomic watch reaches ............. of one second__**

10

10 -11

10 11

11 10


 * __4- From the basic physical quantities__**

Electric charge

Force

Energy

Electric current


 * __5- From the derived physical quantities__**

Temperature

Time

Electric current

Electric charge


 * __6- Physical quantity, which has direction and magnitude__**

Analog

Scalar

Digital

Vector


 * __7- If the summation of two quantities is constant, this means that__**

The two quantities are vectors

The two quantities are scalars

The quantities have a direction

No correct answer


 * __8- The summation of two quantities may be variable, this means that__**

No correct answer

The two quantities are scalars

The quantities have no direction

The two quantities are vectors


 * __9- m/s is the unit of__**

Velocity

Acceleration

Work

Energy