What are the examples of idoms?

Explain why wood is a fuel but not a fossil fuel? Step in the scientific method involves giving a tentative answer to the problem? What does a cordial glass look like? What are the disadvantages and advantages of using tide energy? What is sky science? What is chapati made of? What is the new substances that are formed during physical change? What was the steamboat's purpose? Do a punnett square for one parent having AAA and the other having AAA? What is F the chemical symbol for? How do science and technology affect your lives? What is an independemt variable? What statement best describes how most scientists work together? What is Certain Dri? What is 72m in centimeters? What is a bioscientist? What kind of scientist studies the relationship between living things and wet grassy areas like swamps? Where was the hour glass made? What do scientist use to visually represent the their data so that the relationship can be seen? How tall is 163 cm in feet and inches?