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Questions (102)

Which product yields an irrational number?A. √9 • 3 B. 7/8 • √25 C. 2√64 • 7√81 D. 4√5 • 2√49
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-15x+24+16x=3x-24What is a step that can be used to transform the equation into the form x=a, where a is a number, to show that
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Suppose that p and q are rational numbers and r is an irrational number. Which expression represents a rational number?A. p+r B.
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fill in the blanks and Balance the following the chemical equation:___MG+____O2→____MgO
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Balance the following the chemical equation:___MG+____O2→____MgO
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Are the following examples of chemical or physical changes?examples 1. Digesting lunch 2. Cutting your hair 3. Crumbling up your
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Match the following terms to the correct definitionterms 1. chemical change 2. physical change 3. chemical reaction 4. Law of
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determine the charge each atom will make when it bonds with other atoms.atoms 1. Calcium (Ca) 2. Francium (Fr) 3. Bromine (Br)
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determine the number of valence electrons present in a following neutral atoms.neutral atoms. 1. Oxygen (O) 2. Aluminium (Al) 3.
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solution set of 3x-2=7 and 4x+5≤21
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Identify the steps followed to solve the equation 5-3(x+3)=11-8x. properties may be used more than oncestep 1. 5-3x-9=11-8x step
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use the equation y-6=x/4 to fill in the missing values in the table belowx y 32. 14 12. __ 0. __ __. 4 __. -3
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A large dehumidifier removes 2 quarts of water from the air around it per hour. The dehumidifier can hold up to 50 quarts of
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Which of the following is NOT a rules violation in soccer?A. chest trap B. tripping C. handball D. obstruction
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Which of the following is NOT a defender in soccer?A. forward B. sweeper C. stopper D. fullback
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How many players are allowed on the field per team in a regulation soccer game?A. 5 B. 7 C. 9 D. 11
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You have now learned that a good goalkeeper must possess quickness, agility, and good eyesight. What other athlete requires the
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A jaguar can travel at a speed of 50 feet per second. To find out how long it would take the jaguar to travel 100 yards, we
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A jaguar can travel at a speed of 50 feet per second. To find out how long it would take the jaguar to travel 100 yards, we
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Use the division property of equality to rearrange the equation V = lwh for the quantity of interest h.A. h = lw/V B. w = V - lh
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Use the addition and division properties of equality to rearrange the equation Q=RS-T for the quantity of interest S.A. S =
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Use the addition and division properties of equality to rearrange the equation Q=RS-T for the quantity of interest S.
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determine the solution set of 2x > -8 and -5x + 7 = 12A. {x|x > -1} B. {-4} C. {-1} D. {x|x > -4}
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When using an objective tone, what should writers NOT include? (Choose the TWO correct answers.)A. opinions B. norms and
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Which of the following is an example of only a physical change?A. the green color of the statue of liberty B. the smell of
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Match each term to its correct description.terms: 1. Concentration 2. Saturated Soultion 3. Unsaturated Soultion 4.
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Which of the following substances is an acid? (Select all that apply)a NaOH b KOH c H2S d HCl
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Match the type of bond to its description.description: 1. a bond between a metal and a nonmetal 2. electrons are transferred 3.
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Match the trend on the periodic table to its descriptiontrends: a.electronegativity b.ionization energy c.atomic radius
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Atoms of the same element with differing numbers of neutrons are called:a elements b isotopes c ions d compounds
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Which of the following particles cannot be changed without changing the identity of the element?a proton b electron c neutron d
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Which of the following will increase the solubility of a solute? (Select all that apply)a increasing the surface area of the
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Which of the following is a characteristic of a base?a accepts protons b donates protons c feels slippery d tastes sour
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Which of the following is a characteristic of an acid?a donates protons b feels slippery c tastes sour d accepts protons
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Match the following terms to the correct definitionterms: 1. polar compounds 2. nonpolar compounds 3. solute 4. solution 5.
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Identify the equation that is solved correctly given the following written directions: subtract 5 from both sides of the
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what is the area of a rectangle if the width is 3x^3 and the length is -4x^3 + 5
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When Chen first started in design, he never imagined that his work would be seen by hundreds of thousands of tourists in New
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Which job might include the task of coordinating closely with an art director?A. creative director B. advertising designer C.
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Which job title is closely associated with corporate identity design?A. creative director B. advertising designer C. brand
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what is (3x^2 - 2)+(11 - 5x)?
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add the polynomial expressions 3 - 2p - 5p^2 and p^4 - 3p + 4
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what is the sum of the polynomials ((1/4)x^2 - 3x + 2.25)+(0.75x^2 + 2x - 1/4)
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Fill in the blanks to complete the polynomial equation that shows the subtraction of the second expression from the first and
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simplify (9x^2 - 6x + 2)-(x^2 - 4x - 39)
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Add the polynomial expressions 2r^2 - 3r + 4 and -2r^2 + 3r + 6
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What is another way to write the expression 2(x+1)(x+2)?A. x^2 + 6x + 2 B. 2x^2 + 6x + 4 C. 2x^2 + 3x + 2 D. 2x^2 + 5x + 2
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Which expression is equivalent to (z+4)(z-4)A. z^2 + 4z - 4z - 16 B. z(z) + 4z(z) - 4(4) C. z^2 - 8z - 16 D. 2z^2 - z^2 - 8
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Use the Distributive Property to verify which expression is equivalent to (x-5)(x-3)A. 2x - 2 B. 3x^2 - 4x^2 - 3x - 15 C. x^2 -
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Use the Distributive Property to find which expression is equivalent to 9x^2 - 25A. (3x+5)(3x-5) B. (4.5x+12.5)(4.5x-12.5) C.
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According to the Distributive Property, which is a way to rewrite the algebraic expression (3x-1)(x-4)A.
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According to the Distributive Property, which is a way to rewrite the algebraic expression (3x-1)(x-4)
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Match the group to the type of ions they formgroup 1.Group 1A 2.Group 2A 3.Group 3A 4.Group 4A 5.Group 5A 6.Group 6A 7.Group 7A
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Match the part of an atom to its description.part of an atom 1.proton 2.neutron 3.electron 4.nucleus 5.electron cloud
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Match the molecule or compound to the type of bond found between the elements.molecules/compounds 1.NaCl 2.MgBr2 3.CO2 4. SO2
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Match the following elements to the number of valence electrons they would have.elements 1. Na (sodium) 2. Mg (magnesium) 3. O
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Which of the following are most likely to form a stable ionic bonda Carbon (Period IVA) and Oxygen (Period VIA) b Lithium
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Match the following groups with their descriptionsGroups: 1. Halogens 2. Alkali Metals 3. Alkali Earth Metals 4. Noble Gases
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Consider the expression [3(4^2 + 32 ÷ 4 - 5)]. Which quotient must be found to simplify the expression?A. 96÷4 B. 144÷4 C.
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An equation can be broken down into expressions, terms, variables, constants, and coefficients. In the equation 0.4-7x=3, what
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match the term to the correct definitionterms: 1. bond 2. chemical formula 3. chemical compound 4. crystalline structure 5.
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To fulfill the octet rule on the Periodic Table, the first energy level (period/row) can hold two electrons and _____ on the
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Find the perimeter of a square with a side length of 3√32. Your answer must be in simplest radical form.A. 12√128 B. 16√3
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Find the perimeter of a square with a side length of 3√32. Your answer must be in simplest radical form.
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Let x and y be non-zero, rational numbers, and let z be an irrational number. determine whether the value of each expression is
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When moving across a period from left to right in the periodic table (excluding transition elements) which trend occurs?A. The
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Metallic bonds are responsible for many properties of metals, such as conductivity. Why is this possible?A. The bonds can shift
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16/19 as a grade
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explain the steps to solve 7^x+2 = 7^3x-8
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Which of these equations is correct?A. (8^3)^2 = 8^9 B. (2^2)^4 = 2^6 C. (5^-3)^6 = 1/5^18 D. (3^5)^-2 = 1/3^-10
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The simplified form of ∛54 is 3∛2. Why is there a coefficient of 3 outside the cube root?A. There is a coefficient of 3
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Put the steps in order used to simplify the expression below.√28 + 3√63 Steps are shown below 1. 11√7 2. 2√7 + 9√7 3.
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Which elements on the periodic table are the least reactive?A. the group with fluorine at the top B. the group with carbon at
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Which element would have the lowest electronegativity?A. an element with a small number of valence electrons and a small atomic
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A blueprint is to building designer as a _____ is to _____.A. message; a model B. pattern; a sketch C. layout; a print designer
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Which element does visual design share with other forms of design?A. designing with a group of users in mind B. designing for
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Two representative elements, nitrogen and oxygen, are in the same period of the periodic table. Which statement correctly
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Find the perimeter of a square with a side length of 2√12. Your answer must be in simplest radical form.A. 8√48 B. 8√12 C.
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Find the perimeter of a square with a side length of 2√12. Your answer must be in simplest radical form.
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Let x and y be non-zero, rational numbers, and let z be an irrational number. In the first column of the table below is an
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In which group of elements does tellurium (Te) belong?A. metalloids B. transition metals C. alkali metals D. lanthanides
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Schools have their own Academic Integrity policies, but it is not uncommon for a school to _______________ students who
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A difference of opinions or diverse perspectives are unavoidable because people have different _______________, _______________,
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Disagreement is essential for good conversation because it keeps the dialogue flowing, allows participants to examine their
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Debate is more __________ and __________ than discussion.A. informal, cooperative B. structured, formal C. casual, friendly D.
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Debate is more __________ and __________ than discussion.
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What is unique about how the periodic table of the elements is organized?A. Elements are grouped by multiples of atomic number.
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Which has a higher ionization energy: chlorine (Cl) or magnesium (Mg)? Why? Select the best answer.A. Cl; it takes much more
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Mia says that anytime there is a radical in an addition expression, it automatically has an irrational number as the sum. Is she
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What should a writer know before they begin writing? Select the two correct answers.A. critiquing skills B. rhetorical
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Which of the following bonds is the strongest?A. covalent bonds B. valence bonds C. metallic bonds D. hydrogen bonds
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In what type of bonds do atoms join together because their opposite charges attract each other?A. ionic bonds and covalent bonds
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Malanna says that when she multiplies two rational numbers, her product will be irrational. Jolene says that the product in this
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the closure property implies that the product of 4/5 and 15 is what type of number
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Ahmed is researching the role that time and culture play in determining the way visual designers work. How would you explain the
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What is the result of solving this equation for x?Ax+by=c
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Which of these equations is correct?A. (2^2)^4 = 2^6 B. (3^5)^-2 = 1/3^-10 C. (5^-3)^6 = 1/5^18 D. (8^3)^2 = 8^9
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Which of these equations is correct?A. (2^2)^4 = 2^6 B. (3^5)^-2 = 1/3^-10 C. (5^3)^6 = 1/5^18 D. (8^3)^2 = 8^9
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Which of these equations is correct?A. (2^2)^4 = 2^6 B. (3^5)^-2 = 1/3-10 C. (5^3)^6 = 1/5^18 D. (8^3)^2 = 8^9
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What is the first step to solve the inequality x-5< x/6A. Divide both sides of the inequality by 6 to simplify: x/6 - x/5 <6 B.
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