Ana pushes a toy car forward on the floor. In which direction will the toy car move?, Forward, Backward, Which situations BEST shows a contact force causing motion?, The Sun heating the Earth, Pushing a chair across the floor, The wind blowing leaves, Air pressure changes, Maria pulls a box toward herself using a rope. What direction will the box move?, Toward Maria, Away from Maria, Downward, Upward, How does gravity affect objects of different masses on Earth?, Heavier objects fall up, All objects are pulled toward Earth, Only light objects fall, Gravity works only on metals, Which observation shows the effect of gravity on motion?, A fan blowing air, A book falling from a table, magnet attracting iron, A light turning on, A student rubs a balloon on dry hair and brings it near small pieces of paper. What will most likely Happen?, The paper pieces will move away, A book falling from a table, A student rubs a balloon on dry hair and brings it near small pieces of paper. What will most likely Happen?, The paper pieces will move away, The paper pieces will not move, The paper pieces will be attracted to the balloon, The balloon will melt, Which action BEST produces static electricity?, Gently placing a comb on a table, Rubbing a plastic comb on dry hair, Washing a comb with water, Leaving a balloon in the air, Which set of materials is needed to make a simple electric circuit that lights a bulb?, Battery, bulb, wires, Battery, bulb, ruler, Bulb, paper, switch, Battery, tape, paper, If a switch is added to a simple circuit, what is its main function?, To make the battery heavier, To increase the size of the bulb, To open and close the circuit, To change the color of the wire, Which force causes objects to fall toward the ground?, Friction, Magnetism, Gravity, Push, . A student slides a block on a table and feels warmth on the surface after several trials. What caused , Sound energy, Light energy, Friction between the block and the table, Electricity, Which method is BEST for reducing friction in machines?, Using sandpaper, Pressing harder, Adding lubricant, Making surfaces uneven, If you drop a stone and a leaf at the same time, what will gravity cause them to do?, Move upward, Float in the air, Fall toward the ground, Move sideways, A student slides a book on different surfaces. On which surface will friction be the greatest?, Glass table, Wooden desk, Carpet, Ice.

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