“ROUGH ROAD”
You are driving down the highway when you see this sign. What is its
meaning?
The road ahead is not for the soft of heart.
The road surface ahead is in poor condition. Slow down.
The road surface ahead is only for 4-wheel drive vehicles.
The road ahead is for large vehicles. If you're in one, speed up.

Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2

Slip occurs via two partial dislocations because of (a) the shorter path of the partial dislocation lines; (b) the lower energy state through partial dislocations; (c) the charge balance.

Manometers are good examples of measuring instruments, nowadays they are not as common as before. a)-capacitive probe gauges b)-gravitational gauges deformation ) gauges d)-digital gauges