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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.
Charles's Law
Matter
Noble Gas
Electron
2. Elements that have properties of both metals and nonmetals; sometimes referred to as semiconductors.
Boiling
Alkaline-Earth Metal
Mass
Metalloid
3. An atom that has the same number of protons (or the same atomic number) as other atoms of teh same element do but that has a different number of neutrons (and thus a different atomic mass)
Metalloid
Melting
Physical Change
Isotope
4. A region around the nucleus of an atom where electrons are likely to be found
Electron Cloud
Liquid
Mixture
Concentration
5. The amount of a particular substance in a given quantity of a mixture - solution - or ore
Concentration
Solution
Electron
Noble Gas
6. The force that acts on the surface of a liquid and that tends to minimize the area of the surface.
Mass
Surface Tension
Viscosity
Electron
7. A change that occurs when one or more substances change into entirely new substances with different properties
Solution
Alkali Metals
Chemical Change
Solubility
8. A nerve cell that is specialized to receive and conduct electrical impulses.
Compound
Neutron
Atomic Mass
Physical Change
9. 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.
States of Matter
Electron
Proton
Colloid
10. A mixture in which particles of a material are more or less evenly dispersed throughout a liquid or gas.
Alkaline-Earth Metal
Meniscus
Suspension
Surface Tension
11. A vertical column of elements in the periodic table; elements in a group share chemical properties
Atomic number
Matter
Surface Tension
Group
12. The tendency of an object to resist being moved or - if the object is moving - to resist a change in speed or direction until an outside force acts on the object
Inertia
Proton
Metalloid
Mass
13. The sum of the numbers of protons and neutrons in the nucleus of an atom.
Density
Mass
Mass Number
Atom
14. A substance made up of atoms of two or more different elements joined by chemical bonds
Chemical Change
Concentration
Compound
Pure Substance
15. The conversion of a liquid to a vapor when the vapor pressure of the liquid equals the atmospheric pressure
Atomic Mass Unit
Mixture
Boiling
Evaporation
16. The physical forms of matter - which are solid - liquid - gas - and plasma.
Halogen
States of Matter
Mass Number
Pure Substance
17. One of the elements of group 2 of the periodic table
Alkaline-Earth Metal
Pure Substance
States of Matter
Periodic Law
18. A measure of how hot (or cold) something is; specifically - a measure of the average kinetic energy of the particles in an object.
Halogen
Mixture
Atomic Mass
Temperature
19. The law that states that the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements.
Electron
Periodic Law
Melting
Liquid
20. An element that conducts heat and electricity poorly and that does not form positive ions in an electrolytic solution.
Mass
Matter
Nonmetal
Mass Number
21. The smallest unit of an element that maintains the properties of that element
Alkali Metals
Change of State
Atom
Group
22. One of the elements of group 17 of the periodic table
Gas
Solution
Halogen
Nonmetal
23. The resistance of a gas or liquid to flow.
Inertia
Viscosity
Mixture
Physical Property
24. 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
Solubility
Physical Change
Colloid
Halogen
25. A measure of the gravitational force exerted on an object; its value can change with the location of the object in the universe.
Weight
Atom
Periodic
Mass Number
26. Anything that has mass and takes up space.
Alkali Metals
Solvent
Matter
Physical Change
27. A unit of geologic time that is longer than an epoch but shorter than an era.
Electron
Nonmetal
Volume
Period
28. A unit of mass that describes the mass of an atom or molecule
Pressure
Weight
Colloid
Atomic Mass Unit
29. The change of a substance from a liquid to a gas
Evaporation
Electron Cloud
Melting
Surface Tension
30. A characteristic of a substance that does not involve a chemical change - such as density - color - or hardness.
Density
Solid
Mixture
Physical Property
31. A combination of two or more substances that are not chemically combined.
Mixture
Temperature
Isotope
Neutron
32. The state of matter that has a definite volume but not a definite shape
Liquid
Density
Atomic number
Metalloid
33. The state of matter in which the volume and shape of a substance are fixed.
States of Matter
Nonmetal
Compound
Solid
34. The number of protons in the nucleus of an atom; the atomic number is the same for all atoms of an element
Atomic number
Melting
Pressure
Surface Tension
35. A from of matter that does not have a definite volume or shape
Gas
Physical Change
Solid
Change of State
36. In a solution - the substance in which the solute dissolves.
Pressure
Solvent
Inertia
Suspension
37. A measure of the size or region in three-dimensional space.
Periodic
Liquid
Volume
Density
38. In physical science - an atom's central region - which is made up of protons and neutrons.
Atomic number
Inertia
Isotope
Nucleus
39. A property of matter that describes a substances ability to participate in chemical reactions
Neutron
Chemical Property
Atomic Mass Unit
Electron
40. A change of matter from one form to another without a change in chemical properties.
Mass Number
Nonmetal
Group
Physical Change
41. The curve at a liquid's surface by which one measures the volume of the liquid.
Meniscus
Halogen
Boiling
Charles's Law
42. The amount of force exerted per unit area of a surface.
Solution
Metalloid
Pressure
Evaporation
43. The change of a substance from one physical state to another
Change of State
Atom
Volume
Noble Gas
44. 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.
Metal
Physical Change
Condensation
Solubility
45. The change of state in which a solid becomes a liquid by adding heat or changing pressure.
Sublimation
Concentration
Proton
Melting
46. The change of state from a gas to a liquid
Solid
Condensation
Chemical Change
Compound
47. One of the elements of Group 1 of the periodic table
Proton
Liquid
Alkali Metals
Solid
48. The law that states that the volume of a gas is inversely proportional to the pressure of a gas when temperature is constant
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49. An element that is shiny and that conducts heat and electricity well.
Physical Property
Atomic Mass
Group
Metal
50. A sample of matter - either a single element or a single compound - that has definite chemical and physical properties.
Alkaline-Earth Metal
Pure Substance
Boyle's Law
Solution