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Test your basic knowledge |
Introduction To Matter
Start Test
Study First
Subject
:
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. One of the elements of Group 18 of the periodic table (helium - neon - argon - krypton - xenon - and radon); noble gases are unreactive.
Noble Gas
Concentration
Period
Compound
2. The change of a substance from one physical state to another
Density
Compound
Volume
Change of State
3. A unit of mass that describes the mass of an atom or molecule
Liquid
Atomic Mass Unit
Gas
Nucleus
4. The number of protons in the nucleus of an atom; the atomic number is the same for all atoms of an element
Weight
Meniscus
Atomic Mass
Atomic number
5. A homogeneous mixture throughout which two or more substances are uniformly dispersed.
Chemical Change
Metalloid
Solution
Mixture
6. The amount of a particular substance in a given quantity of a mixture - solution - or ore
Physical Change
Concentration
Alkali Metals
Melting
7. The change of state in which a solid becomes a liquid by adding heat or changing pressure.
Electron Cloud
States of Matter
Melting
Pressure
8. A measure of how hot (or cold) something is; specifically - a measure of the average kinetic energy of the particles in an object.
Atom
Nonmetal
Viscosity
Temperature
9. The law that states that the volume of a gas is inversely proportional to the pressure of a gas when temperature is constant
10. A unit of geologic time that is longer than an epoch but shorter than an era.
Surface Tension
Period
Pressure
Atom
11. The smallest unit of an element that maintains the properties of that element
Physical Property
Solution
Atom
Element
12. A substance made up of atoms of two or more different elements joined by chemical bonds
Compound
Solution
Isotope
Condensation
13. The conversion of a liquid to a vapor when the vapor pressure of the liquid equals the atmospheric pressure
Charles's Law
Solution
Boiling
Inertia
14. A nerve cell that is specialized to receive and conduct electrical impulses.
Neutron
Atomic Mass Unit
Inertia
Alkaline-Earth Metal
15. The force that acts on the surface of a liquid and that tends to minimize the area of the surface.
Surface Tension
Mixture
States of Matter
Periodic
16. One of the elements of group 17 of the periodic table
Halogen
Colloid
Condensation
Surface Tension
17. A measure of the gravitational force exerted on an object; its value can change with the location of the object in the universe.
Weight
Sublimation
Noble Gas
Matter
18. The ratio of the mass of a substance to the volume of the substance
Periodic
Chemical Property
Group
Density
19. A sample of matter - either a single element or a single compound - that has definite chemical and physical properties.
Inertia
Metal
Pure Substance
Mixture
20. The sum of the numbers of protons and neutrons in the nucleus of an atom.
Period
Mass Number
Solvent
Surface Tension
21. The state of matter that has a definite volume but not a definite shape
Weight
Boiling
Liquid
Charles's Law
22. The ability of one substance to dissolve in another at a given temperature and pressure; expressed in terms of the amount of solute that will dissolve in a given amount of solvent to produce a saturated solution.
Change of State
Solubility
Periodic
Pure Substance
23. A mixture consisting of tiny particles that are intermediate in size between those in solutions and those in suspensions and that are suspended in liquid - solid - or gas
Meniscus
Atom
Boiling
Colloid
24. One of the elements of group 2 of the periodic table
Alkaline-Earth Metal
Electron
Metal
Nucleus
25. An element that is shiny and that conducts heat and electricity well.
Colloid
Metal
Charles's Law
Temperature
26. A from of matter that does not have a definite volume or shape
Colloid
Atom
Charles's Law
Gas
27. The physical forms of matter - which are solid - liquid - gas - and plasma.
Concentration
Meniscus
Isotope
States of Matter
28. A substance that cannot be separate or broken down into simpler substances by chemical means
Density
Suspension
Solubility
Element
29. A measure of the amount of matter in an object; a fundamental property of an object that is not affected by the forces that act on the object - such as the gravitational force.
Change of State
Metal
Mass
Compound
30. A vertical column of elements in the periodic table; elements in a group share chemical properties
Solution
Group
Proton
Mixture
31. A combination of two or more substances that are not chemically combined.
Metal
Mixture
Electron Cloud
Concentration
32. A measure of the size or region in three-dimensional space.
Electron
Volume
Group
Suspension
33. A change of matter from one form to another without a change in chemical properties.
Nonmetal
Atomic Mass Unit
Solution
Physical Change
34. A mixture in which particles of a material are more or less evenly dispersed throughout a liquid or gas.
Chemical Property
Electron
Sublimation
Suspension
35. An element that conducts heat and electricity poorly and that does not form positive ions in an electrolytic solution.
Isotope
Periodic
Weight
Nonmetal
36. A subatomic particle that has a positive charge and that is located in the nucleus of an atom; the number of protons in the nucleus is the atomic number - which determines the identity of an element.
Boiling
Atomic Mass
Weight
Proton
37. The law that states that the volume of a gas is directly proportional to the temperature of a gas when pressure is constant
38. The change of a substance from a liquid to a gas
Electron Cloud
Solid
Evaporation
Metalloid
39. A property of matter that describes a substances ability to participate in chemical reactions
Neutron
Alkali Metals
Periodic
Chemical Property
40. In physical science - an atom's central region - which is made up of protons and neutrons.
Mass Number
Proton
Nucleus
States of Matter
41. A characteristic of a substance that does not involve a chemical change - such as density - color - or hardness.
Physical Property
Gas
Charles's Law
Proton
42. The curve at a liquid's surface by which one measures the volume of the liquid.
Meniscus
Change of State
Gas
Volume
43. In a solution - the substance in which the solute dissolves.
Pressure
Solvent
Mixture
Matter
44. The state of matter in which the volume and shape of a substance are fixed.
Metalloid
Solid
Solution
Melting
45. The mass of an atom expressed in atomic mass units
Solubility
Atomic Mass
Metal
Nucleus
46. The resistance of a gas or liquid to flow.
Physical Change
Temperature
Viscosity
Alkaline-Earth Metal
47. Describes something that occurs or repeats at regular intervals.
Meniscus
Periodic
Chemical Change
Melting
48. Anything that has mass and takes up space.
Proton
Viscosity
Density
Matter
49. A subatomic particle that has a negative charge
Condensation
Boiling
Chemical Change
Electron
50. Elements that have properties of both metals and nonmetals; sometimes referred to as semiconductors.
Inertia
Metalloid
Atom
Neutron