1) A force that happens whenever an object slides or rolls over something. a) Friction b) Gravity c) Buoyancy 2) Friction tends to a) Speed up moving objects b) Slow down moving objects 3) Rough surfaces a) have a lot of friction. b) have less friction. 4) Friction always acts a) opposite to the direction that the object is moving in. b) same direction that the object is moving in. 5) Friction causes a) light to be generated b) heat to be generated 6) force acting opposite to the relative motion of any object moving with respect to a surrounding fluid. a) Thrust b) Drag 7) One way to reduce friction a) Waxing b) Ironing 8) We need friction to a) Write b) Read

Skor Tablosu

Görsel stil

Seçenekler

Şablonu değiştir

Otomatik olarak kaydedilen geri yüklensin mi: ?