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Exam Practice Science

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Exam Practice Science
Pablo Sharpe
Quiz by Pablo Sharpe, updated more than 1 year ago
Pablo Sharpe
Created by Pablo Sharpe almost 2 years ago
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Resource summary

Question 1

Question
Select 4 Observing Properties of Matter that you can use your sense
Answer
  • Conducts Electricity
  • Odor
  • Magnetic
  • Creates Static
  • Volume
  • Color

Question 2

Question
Select ANOTHER 5 Observing Properties of Matter that you can use your sense
Answer
  • Breakable/Brittle
  • Texture
  • Creates Vibration
  • Unbreakable/Malleable
  • Calibrates Electricity
  • Shape
  • Conducts Heat

Question 3

Question
Select the correct 5 Measuring Standard Properties UNITS or VALUES ?
Answer
  • Mass: grams, Kilograms
  • Density : Water, Oil
  • Time: minutes, Seconds, hours
  • Oxidation: Metal, Aluminum
  • Volume: Liters, Milliliters
  • Density: m/v
  • Solid State:
  • Acidity: PH

Question 4

Question
Select ANOTHER correct 5 Measuring Standard Properties UNITS or VALUES ?
Answer
  • Light: Lumens
  • Distance: Meters or Centimeters
  • Water Absorption
  • Temperature: Degrees, Celsius or Fahrenheit
  • Textures: Stones
  • Force: Weight
  • Sound: decibels

Question 5

Question
In relation to conductivity indicate whether is true or false: Some material can transfer electricity, such as cable and others transfer heat such as wood. We use wires to connect devices, these wires are made of a metal called copper that conducts electricity.
Answer
  • True
  • False

Question 6

Question
In relation to Magnetism respond true or false: It's a property whether they are static, or attracted to a stone
Image:
Magneto (binary/octet-stream)
Answer
  • True
  • False

Question 7

Question
In relation to Magnetism, responds True or False: Property whether they are magnetic, or attracted to a magnet. Many people use magnets to hold notes on the fridge.
Image:
Magneto (binary/octet-stream)
Answer
  • True
  • False

Question 8

Question
What is Solubility?
Answer
  • It is a volume of water that refers how well it dissolves in another material such as water.
  • It is a property of material that refers how well it dissolves in another material such as water.
  • It is a property of density that refers how water it dissolves in another material such as salt.

Question 9

Question
Indicate True or False in relation to Mixtures and Solutions: All Solutions are mixtures but not all mixtures are solutions.
Answer
  • True
  • False

Question 10

Question
What is a Mixture ?
Answer
  • In a Mixture all materials are placed apart but each material losses its own properties.
  • In a Mixture all solutions are placed together but each material losses its own properties.
  • In a Mixture different materials are placed together but each material keeps its own properties.

Question 11

Question
What is a Solution ?
Image:
Solution (binary/octet-stream)
Answer
  • It is a mixture in which substances are spread out evenly and do not settle to the bottom of the container.
  • It is a mixture in which solutions are dried out into a recipient
  • It is a mixture in which water are spread out differently and do not settle to the bottom of the container.

Question 12

Question
What is a Solute?
Image:
Solute (binary/octet-stream)
Answer
  • The water that is dissolved in a salt is called solute.
  • The substance that is dissolved in a solution is called solute.
  • The substance that is dried out in a salt is called solute.

Question 13

Question
Indicate true or false in relation to to the kind of mixtures. Heterogeneous: Easy to apart and separate substance (coca cola + ice) Homogeneous: Mixture with no boundaries or phases (Chocolate powder + milk)
Answer
  • True
  • False

Question 14

Question
Indicate how a mixtures can be separated by
Answer

Question 15

Question
What are Atoms ? All Substances are made of atoms; we cannot see atoms because they are too small. It has a specific number of neutrons and protons and atomic weight.
Image:
Atoms (binary/octet-stream)
Answer
  • True
  • False

Question 16

Question
What are molecules ? The smallest solvent of a compound that still has the values of that compound is called molecule.
Answer
  • True
  • False

Question 17

Question
What are the 3 main States of Matter?
Answer
  • SOLID: Particles of a solid do not slide easily do no slide past each other.
  • PLASMA: is one of the four fundamental states of matter
  • LIQUID: Particles of a liquid can move past each other
  • VAPORATION: Evaporation happens when a liquid turns into a gas.
  • GAS: Particles of a gas move very fast and spread out filling the available space

Question 18

Question
Indicates True or False about Molecules: The smallest particle of a compound that still has the properties of that compound is called molecule.
Answer
  • True
  • False

Question 19

Question
Indicate True or False about Temperature: It is the measure of how fast the object's particles are moving. The higher the temperature the faster the particles move. We can measure in Celsius or Fahrenheit
Answer
  • True
  • False

Question 20

Question
What is the definition of mass?
Answer
  • Mass is the quantity of material in a solution, it is measured in kilograms.
  • Mass is the amount of volume in a solution, it is measured in grams(g) or Milligrams
  • Mass is the amount of matter in a substance, it is measured in grams(g) or kilograms(Kg)

Question 21

Question
What is the definition or Volume ?
Answer
  • Volume is the amount of space an object takes up. It is measured in millimeter(ml) .
  • Volume is the density of volume an object takes up. It is measured in Celsius
  • Volume is the amount of density an object takes up. It is measured in grams

Question 22

Question
What is the definition of color ?
Answer
  • It is the real volume of a material that can be observed, measured and described.
  • It is a physical property of a material that can be observed, measured and described.
  • It is the physical shape of mass that can be observed, measured and described.

Question 23

Question
What is the definition of texture ?
Answer
  • You can weight and measure the material.
  • You can measure and dry the material.
  • You can feel and touch the material.

Question 24

Question
What are Physical Changes ?
Image:
Broken Glass (binary/octet-stream)
Answer
  • Physical Changes is a change in some properties of matter that does not form a different kind of matter
  • Physical Changes is a value in some properties of volume that does not form a different kind of area
  • Physical Changes is a mass in some properties of temperature that does not form a different kind of area

Question 25

Question
What is a Chemical Change?
Answer
  • Is a change that procedures zero new materials
  • Is a change that procedures one or more new solvents.
  • Is a change that procedures one or more new substances.

Question 26

Question
Indicate True or False about the Periodic Table: Atoms have the same number of protons and Electrons. An element is a substance made of only one kind of atom. Protons are positive, Electrons are negative and Neutrons are Neutral. The atomic number = number of protons.
Answer
  • True
  • False

Question 27

Question
Indicate the Elements of Hydrogen Element
Image:
Hidrogen (binary/octet-stream)
Answer
  • Atomic Number / Protons
  • Atomic Symbol
  • Name
  • Atomic Mass
  • Number of Molecules
  • Atomic Volume

Question 28

Question
Indicate true or false about Endothermic; The Endothermic reaction is a cooler than surroundings.
Image:
Endothermic (binary/octet-stream)
Answer
  • True
  • False

Question 29

Question
Indicate true or false about Indicate true or false about Exothermic: The Exothermic reaction is hotter than surroundings
Image:
Endothermic (binary/octet-stream)
Answer
  • True
  • False

Question 30

Question
What is density ?
Answer
  • Density = mass ÷ volume
  • Density = mass + volume
  • Density = mass + solvent

Question 31

Question
What is the Scale ?
Image:
Mesurement Tools (binary/octet-stream)
Answer
  • It measures density
  • It measures volume
  • It measures mass

Question 32

Question
What measures a graduated Cylinder ?
Image:
Cylinder (binary/octet-stream)
Answer
  • It measures mass very large
  • It measures volume very exact
  • It measures density and volume

Question 33

Question
What measures a Beaker ?
Image:
Beaker (binary/octet-stream)
Answer
  • It measures volume less exact
  • It measures mas very exact
  • It measures density and volume less exact.

Question 34

Question
Indicate true or false in relation to matter: Matter is neither created nor destroyed, it only changes (Isaac Newton)
Answer
  • True
  • False

Question 35

Question
Select the right answers in relation to PH
Answer
  • PH = 7 --> ACID
  • PH LOWER THAN 7 --> ACID
  • PH LOWER THAN 7 --> PURE WATER
  • PH HIGER THAN 7 --> BASE
  • PH = 7 --> ACID --> PURE WATER

Question 36

Question
Response true or false in relation to Metal: Metal is a very bad conductor
Answer
  • True
  • False

Question 37

Question
Chose the right reflective properties?
Answer
  • Milk --> Opaque
  • Iced Tea --> Transparent
  • Water --> Transparent
  • Silver --> Reflective

Question 38

Question
Response true or false in relation to the Periodic Table: It was organized by Mendeleev.
Answer
  • True
  • False

Question 39

Question
Indicates the name of material changes ?
Answer
  • Burn Wood --> Chemical
  • Solid to Gas -- > Sublimation
  • Liquid to Gas -- > Evaporation

Question 40

Question
Fundamental particles inside atoms?
Answer
  • Proton (+) Positive
  • Neutron - Neutral Charge
  • Thermic heat
  • Electron (-) Negative

Question 41

Question
What is a Thermometer ?
Image:
Termomether (binary/octet-stream)
Answer
  • It measures Volume
  • It measures Temperature
  • It measures Density and Volume
  • It measures Temperature and Density
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