Nanotechnology

Nanotechnology

10th Grade

5 Qs

quiz-placeholder

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Nanotechnology

Nanotechnology

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Easy

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The opposite figure represents 4 substances have the same total mass, when each of them is dissolved in water separately, it is found that (W) dissolves with the lowest rate. The reason is                             

its volume is larger     

its surface area is smaller                                                                    

its number of particles is higher

its density is lower

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To be described as a nanoparticle this particle should                              

be unidimensional                

has length and width which are measured in nanoscale

has length, width and height        

has at least one nano dimension

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What are the possible dimensions for the opposite figure

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

903.3 nm = ……….ϻm                                                                                   

90.33 x 10-3       

9.033 x 10-3

903.3 x10 -9

9.033 x 10-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Egypt depends on the river Nile for drinking water, what is the suitable nanosubstance that can be used for water filtration                  

Nano fibers

Nano tubes

Bucky ball

Nano robot

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