1) Unsupported objects fall towards Earth due to the force of ______________ . a) Gravity b) Friction 2) There is less gravity on the Moon than on Earth because it has a smaller ____________ . a) mass b) atmosphere 3) Levers, pulleys and gears are examples of __________________________ . a) mechanisms b) reducers 4) It is hard to wade through a swimming pool because of water ______________________ . a) resistance b) power 5) A parachute uses the force of _________ resistance to slow it down. a) air b) wind 6) Air resistance and water resistance are types of _______________________ . a) friction b) gravity 7) Forces are mea8. The children have all completed _________ homework.sured in units called __________________ . a) Newtons b) Galileos 8) Newtons are named are Sir _________ Newton. a) Isaac b) Bob 9) Mechanisms are used to __________________ a force usefully. a) amplify b) decrease 10) If dropped, two identical objects of different mass would hit the ground at the ________ time. a) same b) different

Science - forces

Imprimir
Incrustar

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

Restaurar desada automàtica: ?