I need help ASAP Question : A planes velocity is straight north at 100 km/h. A headwind blows south at 20 km/h . What is the resultant velocity of the plane ?

A-80 km/h north
B-80 km/h south
C-100 km /h north
D-120 km/h north
E-120 km/h south

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3