Vectors and scalars - Study guides, Study notes & Summaries

Physics Chapter 1 Questions with complete solution Physics Chapter 1 scalars - correct answer quantities that have magnitude only (e.g. speed and mass) vectors - correct answer quantities that have both magnitude and direction; represented by arrows; the length of the arrow represents the magnitude and the arrow points in the direction kinematics - correct answer how things move dynamics - correct answer why things move distance - correct answer the scalar length of ...

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 ...

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 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...

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...

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...

AQA GCSE Physics - Paper 2 Questions and Answers Already Graded A What are vectors? Quantities that have a magnitude and a direction What are scalars? Quantities that only have a magnitude Examples of vectors Force Velocity Displacement Acceleration Momentum Examples of scalars Speed Distance Mass Temperature Time What are contact forces? Forces that act when two objects are touching What are non-contact forces? Forces that act without the need for two objects to be touching Examples of co...

Physics 1st Semester Question and answers already passed Physics 1st Semester If the object changes POSITION at a constant rate, it is said to have constant velocity and zero acceleration - correct answer it is said to have constant velocity and zero acceleration If the object changes VELOCITY at a constant rate - correct answer it is said to have constant acceleration position-time graph - correct answer slope constant positive A, constant positive velocity, B stationary, posit...

physics regents Question and answers already passed physics regents What is the difference between a vector and a scalar? - correct answer Vectors need both direction and magnitude (velocity, force etc.) while scalars only need magnitude (volume, time, area etc.) What is the one acceleration equation NOT on the reference tables? - correct answer d=1/2(Vi+Vf) t If a mosquito hits a truck, are their forces equal? - correct answer Forces are equal, but energy of the truck overcomes ...

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...