A car travels d=10km[E] then d=20km[N] What is the displacement travelled a) 30km
b) 30km[NE]
c) 22km[NE]
d) 22km[E630N]
A boat travels west at 20km/h. The journey lasts 3hours. How far has the boat travelled? *
a) 60km
b) 60km{W}
c) 17km{W}
d) 6.6km{W}​

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

Which type of bond is found between the atoms of a molecule? a. metallic b. delocalized electron c. covalent d. ionic

Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward