1) A bicycle and a fan have what type of energy in common? a) Mechanical energy b) Heat energy c) Potential energy d) Electrical energy 2) What is the difference between potential and kinetic energy? a) They are the same b) Potential energy is stored energy and kinetic energy is the energy of motion c) Potential energy travels in lines and kinetic energy travels in waves. d) Potential energy is the energy of motion and kinetic energy is stored energy. 3) Which form of energy is in a waving hand? a) Kinetic energy b) Potential energy c) Heat energy d) Electrical energy 4) Kinetic energy depends on the ________ and ________ of the object. a) Speed b) Height c) Friction d) Mass 5) What kind of energy is in a person climbing a ladder? a) Heat energy b) Kinetic energy c) Potential energy d) Sound energy

Energy

بواسطة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟