Which type of cells are used in cordless tools cellphones, laptops and some electric cars? lithium-ion cells alkaline dry cells fuel cells lead storage batteriesWhat is a battery? a group of galvanic cells connected in series a device that uses electrical energy to produce a chemical change a group of half-cells connected in parallel none of the options__ Describe and explain personal strategy which could be used to determine the measurement of the circumference of a DVD using a referent for metric units.4. In 1979, Bryan Allen pedalled the Gossamer Albatross aircraft 35.0 km across the English Channel in a time of 2.80 h. Calculate the average speed of the aircraft in m/s.5. You are driving a 3500 kg truck home from school one day when you notice a tree on the highway ahead. You slam on your brakes to avoid hitting the tree.Your brakes exert an average force of 2.0times 10^4 N of force leaving a skid mark that is 54.69 m long Use this information to calculate the initial speed of the truck in m/s & km/hPREV 747576777879808182 NEXT
