Base your answers to question 6 on the diagram below and on your knowledge of science. The diagram shows a phase change represented by letter A.

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter

If there's a small amount of friction between two surfaces, the result could be select all that applya. no movement b. heatc. a little bit of movementd. sliding around