WorksheetsKS4CC-LP5 - Group4 + Nano (KS4)
Total questions: 15
Worksheet time: 13mins
Name
Class
Date
1.
1. Which key word is best defined as 'Different structures of a pure element'?
a)
a) Isomer
b)
b) Allotrope
c)
c) Isotope
d)
d) Isoelectric
2.
2. Which structure is most accurate for Diamond?
a)
a) A
b)
b) B
c)
c) C
d)
d) D
3.
3. Which structure is most accurate for Graphite?
a)
a) A
b)
b) B
c)
c) C
d)
d) D
4.
4. Which structure is most accurate for Buckminster Fullerene?
a)
a) A
b)
b) B
c)
c) C
d)
d) D
5.
5. Which structure is most accurate for Sand, Silicon dioxide?
a)
a) A
b)
b) B
c)
c) C
d)
d) D
6.
6. Which structure is most accurate for Silicon?
a)
a) A
b)
b) B
c)
c) C
d)
d) D
7.
8.� Which of the following statements about Graphite is most accurate?
a)
a) A giant covalent structure and forms layers in which 3 carbon-carbon bonds are formed.
b)
b) A giant covalent structure and forms layers in which 4 carbon-carbon bonds are formed.
c)
c) A giant covalent structure forming a tetrahedral shape in which 3 carbon-carbon bonds are formed.
d)
d) A giant covalent structure forming a tetrahedral shape in which 4 carbon-carbon bonds are formed.
8.
9.� Which of the following statements about Diamond is most accurate?
a)
a) A giant covalent structure and forms layers in which 3 carbon-carbon bonds are formed.
b)
b) A giant covalent structure and forms layers in which 4 carbon-carbon bonds are formed.
c)
c) A giant covalent structure forming a tetrahedral shape in which 3 carbon-carbon bonds are formed.
d)
d) A giant covalent structure forming a tetrahedral shape in which 4 carbon-carbon bonds are formed.
9.
10.� Which of the following statements about Carbon is not true?
a)
a) Graphite can be used as a lubricant as weak attractive forces between the layers allow them to move and prevent friction.
b)
b) Graphite has a high melting point but diamond is higher as diamond forms 4 carbon-carbon bonds where as graphite only forms 3.
c)
c) Diamond can be used for cutting as it is very hard due to the large number of strong covalent bonds in its structure.
d)
d) Diamond and Sand are allotropes.
10.
1. Nanotechnology is the study of what range of nano particles
a)
a) 1-10 nanometers
b)
b) 1-100 nanometers
c)
c) 1-1000 nanometers
d)
d) 1-1,000,000 nanometers
11.
2. Nanotechnology is the study of which types of particles?
a)
a) 1-100 x10-3 m
b)
b) 1-100 x10-6 m
c)
c) 1-100 x10-9 m
d)
d) 1-100 x10-12 m
12.
3. Which statement most accurately describes why particles at the nano level behave differently to the makro level we are used to as humans?
a)
a) They are so small they cant be seen by a microscope
b)
b) They are smaller than atoms�
c)
c) They have a low surface area to volume ratio.
d)
d) They have a high surface area to volume ratio.
13.
4. Which of the following is a true advantage of nanotechnology?
a)
a) Smaller quantities of materials are needed due to a higher efficiency.
b)
b) Larger quantities can be produced because the particles are so small.
c)
c) Recent space missions have utilised nanotechnology when visiting Mars.
d)
d) Digestion has become easier as particles are smaller.
14.
5. Which industry has not seen promising research from nanotechnology?
a)
a) Electronics
b)
b) Medicine
c)
c) Suncreams
d)
d) Fisheries
15.
6. Which is not a valid area of concern regarding the uncertainty of the effects of nanoparticles?
a)
a) Human body
b)
b) Environmental effects on animals and plants
c)
c) Mining
d)
d) Air quality
100 %
