Explanations are welcomed

Use the diagram to answer problems 5 and 6. 5. The freebody diagram represents a ISOkg box resting on an inclined plane. What is the component ofthe weight parallel to the inclined plane? A '33 N B '14 N C '16 N D '13 N 6. What is the component of the weight perpendicular to the inclined plane? A '3.3 N B '14 N C '16 N D '13 N 7. Two vectors with lengths 1.00 m and 2.00 m have an angle, q = 30.00, between them. What is the square of the length of the resultant vector? A 1154 m2 2 B 3.00 m C 7.00 m2 D 8.46 m2 of a car. N 5.0 km E 3.0 km What is the magnitude of the resultant vector? 2.0 km 2.8 km C 4.0 km D 5.8 km 2. If you apply a 20.0-N horizontal force while pushing a 10.2-kg box across the floor at a constant velocity, what is the coefficient of kinetic friction between the floor and the box? 1.20 B 0.800 0.400 0.200 3. The frictional force of a 2.0-kg block of wood on a wooden table is 3.8 N. If you push the block with a force of 11.8 N, what is its acceleration across the table? A 1.8 m/s B 2.0 m/s C 3.1 m/s 4.0 m/s 4. A boy is at rest on a slide sloped at 22 . The coefficient of kinetic friction between the boy and the slide is 0.12. The boy starts down the slide. How fast is the boy going after 2.0 s? 0.3 m/s B 5.2 m/s 9.8 m/s D 18 m/s