Currents move ocean water horizontally at the ocean's surface. Surface currents are driven mainly by the wind. Other forces such as the Coriolis effect and the location of landmasses do affect surface current patterns. The Coriolis Effect explains how the earth's spin causes the wind to curve.
The first blood test is done by taking a small amount of blood from your arm from 10 weeks to 13 weeks 6 days in pregnancy. Nuchal translucency ultrasound: The second step for Sequential Integrated Screening is a special ultrasound done from 11 weeks 2 days to 14 weeks 2 days of the pregnancy. This ultrasound measures the size of the nuchal translucency (NT) of the fetus.
If you do not pass the written test, but you meet the other criteria for citizenship, we will schedule you for a second test. This second test will usually take place 4-8 weeks after your first test, but the delay may be longer. If you are not available to take the test on that date, you must let CIC know. If you do not pass the second test, we will send you a notice telling you to appear for a hearing with a citizenship officer.