Flashcards

Science - Forces and Fields - Word List

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Cards in this deck (18)

1Forcea push, pull or twist
2Accelerationthe rate at which an object changes its velocity
3Massis the amount of matter in an object
4Lightningthe release of static charge in the sky
5Weightthe force with which an object is attracted to Earth and is equal to the product of the object's mass and the acceleration due to gravity
6Spring Balancean instrument used to measure weight or force by how far a spring moves
7Domaina region in a ferromagnetic material (iron, nickel and cobalt) that alights with a magnetic field
8Satellitea celestial body (like a moon) or artifact object that orbits a planet
9Fieldan area that can exert a force on an object
10Contact Forcea force required to be in direct contact with an object to cause a push, pull or twist
11Non-Contact Forcea force applied to an object by another body that s not in direct contact with it
12Electrostaticrelating to stationary electric charges or fields
13Magnetproduces a magnetic field which attracts metallic objects composed of iron, cobalt or nickel
14Compassan instrument consisting of a freely rotating magnetised needle that indicates magnetic north
15Newtonthe unit for force
16Frictiona contact force that opposes motion and produces heat
17Electromagneta type of magnet created by electricity
18Gravitya force of attraction that moves bodies towards the centre o a celestial body, such as the Earth or the Moon