Which of the following best approximates the percentages of sand, clay, and silt in a sandy loam? use the soil texture table below to answer.

sand 40
clay 30
silt 30

sand 60
clay 10
silt 30

sand 25
clay 15
silt 60

sand 20
clay 60
silt 20

Um vetor representa um deslocamento cujo módulo é 20 m. se v faz um ângulo de 60 graus com a horizontal, qual é o valor das componentes horizontal e vertical deste vetor?

Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.

Two waves maximally constructively interfere at a point in space. among the options below, select the possible value of their phase difference at that point in space.a. zerob. πc. π/2d. not determinable by the information provided