Physics 0625: FORCES AND ENERGY Topical Past Paper Questions

(a) Figure 4.1 shows a pan of water on a hotplate. Figure 4.1 The mass of water in the pan is 200 g. The specific heat capacity of water is $4.2 \, \text{J}/(\text{g}^{\circ}\text{C})$. > (i) The temperature of the water increases from $22^{\circ}\text{C}$ to $80^{\circ}\text{C}$…

A student sets up a flexible track on the laboratory bench. The student investigates the motion of a metal ball as it rolls from rest down the track. The metal ball rolls down the track, up the other side of the track, and comes momentarily to rest at a height $h$ above the bench…

Fig. 4.1 shows a student using a battery-powered device. Fig. 4.1 (a) State the energy store in the battery. [1] (b) The student pushes the device along the floor at a constant speed with a horizontal force of 14 N. The student pushes the device for a distance of 4.5 m. Calculate…