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Exam (elaborations)

8th Grade CAST Review with 100% correct answers

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  • Course
  • 8th Grade CAST R
  • Institution
  • 8th Grade CAST R

Compression (Elastic) correct answersPushing force. it can be an upward force. Tension (Elastic) correct answersPulling force Unbalanced forces correct answersChange in velocity Balanced forces correct answersNo Change in velocity Velocity correct answersSpeed and direction Air Resis...

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  • September 3, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • 8th Grade CAST R
  • 8th Grade CAST R
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QUILLSKY
8th Grade CAST Review

Compression (Elastic) correct answersPushing force. it can be an upward force.



Tension (Elastic) correct answersPulling force



Unbalanced forces correct answersChange in velocity



Balanced forces correct answersNo Change in velocity



Velocity correct answersSpeed and direction



Air Resistance correct answersSlows down objects in motion



Mass correct answersAmount of matter

unit is grams or kilograms



Sliding friction correct answersslows down sliding objects



Rolling friction correct answersslows down objects that are rolling



Static Friction correct answersobjects that do not move due to the weight of the object on the surface of
another object



Fluid Friction correct answerswhen a solid surface moves through a fluid



Friction correct answersWhen two surfaces rub against each other slowing down the motion- heat is
produced

, Acceleration correct answersWhen an object speeds up

unit is m/s/s



Weight correct answersGravity pushing down on the mass of an object causing weight. Weight is a
downward force.



Inertia correct answersTendency to resist any change in motion



Potential Energy correct answersEnergy that is stored.



Kinetic Energy correct answersEnergy in motion.



Newton's 1st Law correct answersThe law states that an object will stay at rest or continue in a straight
line unless an outside force acts on it. It is the same as Inertia.



Newton's Second Law correct answersForce equals mass multiplied by acceleration.



Newton's Third Law correct answersFor every action there is an equal and opposite reaction.



Speed correct answersHow fast an object is moving. It is the distance divided by the time is takes to
travel.



Normal force correct answersIt is a force perpendicular to the surface.

It can be compression also.



Polarity correct answersthe condition of having positive and negative charges and especially magnetic or
electrical poles



Attraction correct answersparticles with opposite charges

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