ThatQuiz
|
Biblioteca de Testes
|
Faça o teste agora
PS CH 2 Test (14-15)
asalt water
  • 1. Salty water is
A) a heterogeneous mixture.
B) a compound.
C) a homogenus mixture.
D) an element.
asand water
  • 2. Sand water is
A) a compound.
B) an element.
C) a homogeneous mixture.
D) a heterogeneous mixture.
aoxygen
  • 3. Oxygen is
A) an element.
B) a compound.
C) a homogeneous mixture.
D) a heterogeneous mixture.
aveg soup
  • 4. Vegetable soup is
A) a homogeneous mixture.
B) an element.
C) a heterogeneous mixture.
D) a compound.
agator
  • 5. Gatorade is
A) a homogeneous mixture.
B) an element.
C) a heterogeneous mixture.
D) a compound.
arion
  • 6. Iron is
A) a homogeneous mixture.
B) an element.
C) a compound.
D) a heterogeneous mixture.
asod ben
  • 7. Sodium benzoate is
A) a compound.
B) a homogeneous mixture.
C) a heterogeneous mixture.
D) an element.
astainless
  • 8. Stainless steel is
A) a heterogeneous mixture.
B) an element.
C) a homogeneous mixture.
D) a compound.
atrail mix
  • 9. A bag of trail mix is
A) a heterogeneous mixture.
B) an element.
C) a homogeneous mixture.
D) a compound.
afish
  • 10. An aquarium with a large variety of fish is
A) a homogeneous mixture.
B) an element.
C) a heterogeneous mixture.
D) a compound.
acad
  • 11. Cadmium is
A) a homogeneous mixture.
B) a heterogeneous.
C) an element.
D) a compound.
aneon
  • 12. Neon is
A) a homogeneous mixture.
B) a heterogeneous mixture.
C) an element.
D) a compound.
aair
  • 13. Air is
A) a homogeneous mixture.
B) a compound.
C) a heterogeneous mixture.
D) an element.
awater
  • 14. Dihydrogen monoxide is
A) an element.
B) a compound.
abronze
  • 15. Bronze is
A) a homogeneous mixture.
B) a heterogeneous mixture.
C) a compound.
D) an element.
afilter
  • 16. Water that is cloudy with fine silt
A) evaporation is the best method for separating the parts
B) filtration is the best method for separating the parts
C) using a sieve is the best method for separating the parts
D) distillation is the best method for separating the parts.
adist
  • 17. Water and alcohol
A) using a sieve is the best method for separating the parts
B) distillation is the best method for separating the parts.
C) decanting is the best method for separating the parts
D) evaporation is the best method for separating the parts
achrom
  • 18. Colors that make up black ink
A) chromatography
B) using a sieve is the best method for separating the parts
C) distillation is the best method for separating the parts.
D) decanting is the best method for separating the parts
acoff
  • 19. Coffee grounds and water
A) decanting is the best method for separating the parts
B) using a sieve is the best method for separating the parts
C) distillation is the best method for separating the parts.
D) filtration is the best method for separating the parts
alitter
  • 20. Cat poo from the nasty litter box
A) filtration is the best method for separating the parts
B) decanting is the best method for separating the parts
C) distillation is the best method for separating the parts.
D) pick out the parts
arocks
  • 21. Oil and heavy rocks
A) decanting is the best method for separating the parts
B) chromatography
C) distillation is the best method for separating the parts.
D) evaporation is the best method for separating the parts
asaltev
  • 22. Salt and water
A) decanting is the best method for separating the parts
B) distillation is the best method for separating the parts.
C) evaporation is the best method for separating the parts
D) using a sieve is the best method for separating the parts
agrap
  • 23. Small pieces of dirt from large grapes
A) distillation is the best method for separating the parts.
B) chromatography
C) decanting is the best method for separating the parts
D) using a sieve is the best method for separating the parts
aden
  • 24. Density
A) is a chemical property.
B) is a physical property.
aflamm
  • 25. Flammability
A) is a chemical property.
B) is a physical property.
amas
  • 26. Mass
A) is a physical property.
B) is a chemical property.
acol
  • 27. Color
A) is a chemical property.
B) is a physical property.
asodwate
  • 28. The ability to react with water
A) is a chemical property.
B) is a physical property.
  • 29. The ability to react with oxygen
A) is a physical property.
B) is a chemical property.
  • 30. Weight
A) is a physical property.
B) is a chemical property.
  • 31. Conductivity
A) is a chemical property.
B) is a physical property.
  • 32. Malleability
A) is a physical property.
B) is a chemical property.
  • 33. Ductility
A) is a chemical property.
B) is a physical property.
  • 34. Reacts with any other substance
A) is a physical property.
B) is a chemical property.
  • 35. Magnetic
A) is a chemical property.
B) is a physical property.
  • 36. Brittleness
A) is a physical property.
B) is a chemical property.
  • 37. The ability to react with acid
A) is a chemical property.
B) is a physical property.
  • 38. Texture
A) is a chemical property.
B) is a physical property.
  • 39. Which one of these indicates a chemical change has occurred?
A) The red T-shirt fades to pink when washed in hot water.
B) Sand sinks to the bottom of a glass of water.
C) An empty coke can crumbles when it is stepped upon.
D) Bubbles are produced when vinegar is mixed with baking soda.
  • 40. Which one of these indicates a chemical change has occurred?
A) Snow falls from the sky when the temperature drops to 20 degrees Farenheit.
B) The wax in a birthday candle burns.
C) The surface of an electric stove gets hot when the stove eye is turned on.
D) A tan colored wall is turned blue when it is painted with blue paint.
  • 41. Which one of these indicates a chemical change has occurred?
A) A white salty substance forms on the bottom of a coke can that has been left in a bucket of water.
B) Bubbles come out of the water in a pan when it boils.
C) A large slab of aluminum is pressed into thin foil.
D) An electric heating pad gets warm when it is turned on.
  • 42. Which one of these indicates a chemical change has occurred?
A) Liquid water turns into solid ice when placed in the freezer.
B) A white marshmallow turns golden brown after roasting over a fire.
C) A banana will become very runny when crushed in a blender.
D) Cheese melts on a hot hamburger.
  • 43. Which of these is a physical change?
A) burning a garbage pile
B) exploding dynamite
C) sharpening a pencil
D) frying an egg
  • 44. Which of these is a chemical change?
A) the car gets hot after sitting in the sunny parking lot all day
B) crumpling the metal door of a car during an accident
C) the car window get frosted on a cold winter morning
D) burning gasoline in the car
  • 45. What type of change is digesting food?
A) physical change
B) chemical change
  • 46. What type of change is mixing cookie dough?
A) physical change
B) chemical change
  • 47. This type of mixture consists of two liquids that DO NOT dissolve in one another.
A) miscible
B) immiscible
  • 48. This type of mixuture consists of two liquids that DO dissolve in one another.
A) miscible
B) immiscible
  • 49. What type of mixture is oil and water?
A) immiscible
B) miscible
  • 50. What type of mixture is alcohol and water?
A) immiscible
B) miscible
Alunos que fizeram este teste também fizeram :
Physical and chemical changes quiz cbse/science/class7
Ps ch 8 test
Ps ch 3 vocab s1,3
Criado com That Quiz — onde podemos encontrar exercícios de matemática e de outras disciplinas.