Which of the following is an example of diffusion? A water freezing into ice
B sugar dissolving in a glass of water
C rain falling from the sky
D a stone sinking to the bottom of a lake

What element is able to combine with itself and hydrogen to form large molecules ?

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above

Select all that apply. careful listening skills include: refraining from interrupting the speaker taking quality notes making an effort to understand maintaining eye contact with the speaker