Which force requires objects to touch?, Gravity, Magnetism, Friction, Electrostatic force, Which is an example of a non-contact force?, Pushing a cart, Pulling a rope, Kicking a ball, Gravity on a falling rock, What force pulls objects toward Earth?, Friction, Gravity, Tension, Applied force, What force opposes motion between touching surfaces?, Friction, Magnetism, Gravity, Electrostatic force, What force acts through a stretched rope?, Gravity, Magnetism, Tension, Friction, What force is exerted when you push a box?, Magnetic force, Applied force, Gravitational force, Electrostatic force, Which force can attract or repel magnetic materials?, Normal force, Friction, Tension, Magnetic force, When are forces on an object balanced?, Net force is zero, Object speeds up, Direction changes, Net force increases, What can an unbalanced force do to an object?, Keep motion unchanged, Always stop motion, Change its motion, Always keep it still, A book rests on a table. Which forces balance it?, Friction and tension, Weight and normal force, Magnetism and friction, Applied force and tension, Two people push a box equally in opposite directions. What happens?, It must speed up, It must turn around, It must move faster, Net force is zero, A cart is pushed harder to the right than to the left. What happens?, It accelerates right, It accelerates left, It stays at rest always, It has zero net force

Forces

di
Stampa
Incorpora

Classifica

Stile di visualizzazione

Opzioni

Cambia modello

Ripristinare il titolo salvato automaticamente: ?