Scalars and vectors - Study guides, Class notes & Summaries

AQA Physics paper 2 exam with complete solutions force - answer- this can change something's speed, direction, or shape - it can be push/repulsive or pull/attractive vector - answera quantity with magnitude (size) AND direction scalar - answera quantity with magnitude (size) but NOT direction examples of vectors - answerforce, weight, velocity, acceleration, displacement examples of scalars - answerdistance, mass, speed, energy, time contact forces - answeroccur when an object is suppor...

What are statistics? - Answer-The collection, organization, analysis and interpretation of data. Descriptive Statistics - Answer-Numerical characteristics (mean, median, mode, etc.) Inferential Statistics - Answer-Drawing conclusions based on sample information Standard Deviation & Variance - Answer--Variance- How much data varies from the mean -Variance is equal to STD squared (s^2) Normal Distribution - Answer--Symmetric about the mean -Represents most 'natural' data Discret...

AQA GCSE Physics Question and answers already passed 2024 Vectors - correct answer Quantities that have a magnitude and direction Scalars - correct answer Quantities that only have a magnitude Vector Examples - correct answer Force, velocity, displacement, acceleration, momentum Scalar Examples - correct answer Speed, distance, mass, temperature, time Contact Forces - correct answer A force that requires 2 objects to be touching Non-Contact Forces - correct answer A ...

ABSA Part A Practice Test Questions With Complete Answers Already Passed!! Which reference to scalars and vectors, a space diagram: a. Illustrates the position of the planets and the stars b. illustrates a system of vectors c. shows the relationship of the scalars to the vector d. illustrates a system of scalars e. shows the relationship of time to the vector B The flow of heat from molecule to molecule within a substance or from molecule of one body to those of another body in direc...

ABSA 4TH CLASS PART A REVIEW When applying to write a Power Engineer certificate of competency examination, the candidate must: Select one: a. Undergo mandatory drug testing b. Hold the next lower class of qualification c. Pass a criminal records check d. Pass both a written and oral examination b. Hold the next lower class of qualification A machine lifts a load of 12kN with an applied effort of 4kN. What distance will the load move if the effort moves a distance of 8m and the effici...

4th TSSA Part A Unit 1 Exam Questions and Answers (4-009-2.3) The ability of a body to do work due to its motion is called ____________ energy. - Answer-Kinetic (4-009-1.7) The change of position (in meters) per unit time is: - Answer-Velocity (4-015-1.5) The force of friction is: - Answer-Not affected by the area of the two surfaces in contact. (4-012-1.11) With reference to scalars and vectors, a space diagram: - Answer-Illustrates a system of vectors. (4-016-3.3) A 1.5m long r...

ABSA Part A Practice Test Questions With Complete Answers Already Passed!! Which reference to scalars and vectors, a space diagram: a. Illustrates the position of the planets and the stars b. illustrates a system of vectors c. shows the relationship of the scalars to the vector d. illustrates a system of scalars e. shows the relationship of time to the vector B The flow of heat from molecule to molecule within a substance or from molecule of one body to those of another body in direct ...

ABSA 4TH CLASS PART A REVIEW QUESTIONS AND ANSWERS When applying to write a Power Engineer certificate of competency examination, the candidate must: Select one: a. Undergo mandatory drug testing b. Hold the next lower class of qualification c. Pass a criminal records check d. Pass both a written and oral examination - Answer- b. Hold the next lower class of qualification A machine lifts a load of 12kN with an applied effort of 4kN. What distance will the load move if the effort moves ...

ABSA 4TH CLASS PART A REVIEW QUESTIONS AND ANSWERS RATED 100% CORRECT!! When applying to write a Power Engineer certificate of competency examination, the candidate must: Select one: a. Undergo mandatory drug testing b. Hold the next lower class of qualification c. Pass a criminal records check d. Pass both a written and oral examination b. Hold the next lower class of qualification A machine lifts a load of 12kN with an applied effort of 4kN. What distance will the load move if the eff...

____________ are quantities that have magnitude and direction (displacement, acceleration, force, momentum) correct answer: Vectors _____________ are quantities that have magnitude only (speed, distance, energy) correct answer: Scalars Vectors and scalars can not be ____________ but they can be _____________ together. correct answer: added, multiplied Multiplying a vector by a ___________ scalar can change only it's magnitude. correct answer: positive Multiplying a vector by a _...