Sentence examples for chemistry classrooms from inspiring English sources

The periodic table is the oddly shaped checkerboard -- with an H for hydrogen, the lightest element, in the upper-left-hand corner -- that hangs in chemistry classrooms the world over.

Classroom observational data reflected these differences: The physics classrooms were significantly more student-centered than the chemistry classrooms.

The building includes extra corridors to ease hall traffic, a larger cafeteria, and additional storage space, along with four combination classrooms and laboratories for biology and earth science, three chemistry classrooms, and two chemistry labs.

We'd been assigned to a chemistry classroom, and its walls were covered with placards offering a variety of emergency-evacuation instructions and motivational sayings.

When Dmitri Mendeleev devised his periodic table in 1869, it contained 63 elements; a similar chart in a chemistry classroom now has up to 118 entries.

On the one hand, as Sam Kean points out at the start of "The Disappearing Spoon," the periodic table of the elements is a clear, accessible-looking chart that ought to make sense to anyone who ever set foot in a chemistry classroom.

None of the physics or chemistry classroom observations felt into this particular instructional style.

The majority of the chemistry classroom observations (69%%) felt into the lecturing instructional style, while the physics classroom observations were split between lecturing and peer instruction (45%% each).

That union president, Karen Lewis, is a National Board Certified Teacher, just two years removed from her chemistry classroom, where she taught Chicago public school students for over two decades.

The chemistry classroom can be a place to talk about the composition of the atmosphere, how it is changing, and the isotopic evidence that humans are causing this change.

The "trial by fire" of the first-year chemistry classroom is overdue for reform.