Physical Properties Of Matter Question Preview (ID: 61636)
Looking At Physical Properities Of Matter.
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All matter has both physical and chemical properties. A physical property is one that does not change the chemical nature of matter. Which of these choices is a physical property?
a) Solubility
b) Flammability
c) Ability to Rust
d) Reaction with Water
Matter has two basic properties: physical properties and chemical properties. Which of these statements best describes physical properties?
a) Physical properties behave identically for all matter under the same conditions
b) Physical properties can be observed without changing the identity of a substance
c) Physical properties are observed by seeing how a substance reacts with other substances
d) Physical properties cause atoms and molecules to change structure when substances are mixed
Which of these choices is a physical property of the element potassium that remains the same no matter how much matter is present?
a) reactivity
b) flammability
c) melting point
d) volume
Which statement best describes volume?
a) the measure of the amount of matter in an object
b) the measure of the amount of matter in a given space
c) the measure of the amount of space that an object occupies
d) the measure of the amount of pull exerted on an object by a gravitational field
Dr. Suri placed a dog on the scale at the veterinary clinic and recorded a reading of 8 pounds. What does this reading mean?
a) The dog’s mass is equal to 8 pounds
b) The dog has an average density of 8 lb/ft3
c) The volume of the dog is exactly 8 pounds
d) The weight of the dog as measured by the scale is 8 pounds
In art class, Paula created a figure of a dog using modeling clay. Which of the following occurred when Paula created the clay figure?
a) She made a new substance from the clay.
b) She changed the chemical properties of the modeling clay.
c) She created new atoms in the modeling clay.
d) She physically changed the modeling clay.
Which phrase describes the mass of an ice cube?
a) amount of space that the ice cube occupies
b) estimation of the weight of the ice cube
c) total amount of water in the ice cube
d) value obtained by multiplying its length times width times height
Matter can undergo physical and chemical changes. A physical change is a change of matter from one form to another without a change in chemical properties. Which process is an example of a physical change?
a) ice melting
b) milk souring
c) metal rusting
d) wood burning
Kavish mixes a black liquid and a clear liquid. He knows the two liquids do not mix well. Kavish allows the mixture to settle for 30 minutes. The clear liquid is on top of the black liquid. Which of these statements is true?
a) The clear liquid is less dense than the black liquid.
b) The clear liquid is less soluble than the black liquid.
c) The clear liquid is less reactive than the black liquid.
d) The clear liquid is less conductive than the black liquid.
Which of the following statements about chemical reactions is NOT true?
a) Some chemical reactions generate energy as heat.
b) Some chemical reactions require energy to occur.
c) Most chemical reactions are faster at lower temperatures.
d) Most chemical reactions are faster at higher temperatures.
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