glaciation

"The lake froze solid."

"The teacher pointed out a particular detail in the math problem that several students missed. "

"My mother's instance that I finish my homework before dinner was quite strong. "

"The valley was heavily glaciated during the last Ice Age, leaving behind U-shaped formations. "

"He covered the baby with a blanket."

"There is no evidence that anyone was here earlier."

"We spent the weekend hiking in the mountains."

"From the classroom window, the entire landscape of the valley unfolded before us. "

"The process of baking a cake involves several steps, from mixing the ingredients to putting it in the oven. "

"The colorful autumn leaves falling from the trees are beautiful phenomena. "

"The widget making machine is being used for production now."

"The intricate formation of the puzzle pieces allowed the child to assemble a picture of a dog. "