Convert 4 kilograms into grams with process​

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

It can take some of those large , industrial vehicles up to feet to stop when traveling only 60 mph, and therefore , you shoukd be mindful to not be jn the traffic right in front of them a. 100 feet b. 200 feet c. 335 feet d. 425 feet

Which type of basaltic lava flow has a fairly smooth