02.4) Calculate the charge and give the unit when a current of 0.15 A flows around the circuit for
20 seconds.
[3 marks)
02.5) Calculate how much energy is transferred from the
battery in 20 seconds. Use your answer from 02.4.
[2 marks]

Rosa records the distance that a toy car rolls and the time it takes to cover the distance. what scientific practice is this? collecting data asking a question providing explanations communicating results

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.