TRIVIA QUESTIONS

1.- What is an atom? ____________

2.- What is the smallest particle of matter? ___________

3.- Write the 3 states of matter. ___________

4.- Complete these sentences:
........................is made of matter.
Matter can be natural or .................
All matter has a ....................and a ...................

5.- Finish these sentences:Hard materials are dificult to............... or.........
Soft materials are easy to..............or............

A material that is difficult to break is ......... 
A material that is easy to break is................

6.- True or False:
a) Water is a thermal conductor .....
b) Molecules can move slowly or quickly...........
c) At low temperatures they move slowly........
d) At high temperatures they move very slowly.....
e) Thermal insulators can get very hot...........
f) Plastic is aThermal insulator...........
g) Materials allow energy to pass through them, are conductors.

 7.- Choose the correct answer:
a) Do 2 substances mixed together form a pure substances or a mixture? ..............
b) In a mixture you can see all the elements,  Is it homogeneous or heterogeneous?...............
c) A solution is a homogeneous or a heterogeneous mixture?............... 
d) The substance that dissolves,  is the solute or the solvent?...............
e) A pizza, is a homogeneous or heterogeneous mixture?...............
f) In hot chocolate, The milk is the solvent or the solute? .................

8.- Say physical or chemical change:a) When iron rusts it is ........................
b)When we cut paper it is a ................
c) Whe we  move a ball it is a ...............
d) When a banana rots it is a .....................
e) When milk ferments it is a ...............