What material would be the best choice for the support beams of a building

Which of these is an acid? A. water B. lye C. NaOH D. vinegar My best guess would be A. What do you think?

Trace the path of a labeled carbon atom through the biological processes of photosynthesis and respiration. The atom will start its journey inside a carbon dioxide molecule and it will end in the air inside a new carbon dioxide molecule.

An aluminum atom can lose 3 electrons on order to have a full outer energy level. What charge does the resulting aluminum ion have?

What is 194 divided by 62

What type of electromagnetic wave is used in security pens? a. X-rays b. Visible light c. Microwaves d. Ultraviolet radiation

Whitch rock types tend to the weather in rounded shapes

A population of ground squirrels lives in underground burrows several miles from an ocean shore. If a hurricane strikes the shore, which effect of the hurricane would probably do the most damage to the squirrel population? A. thunder B. lightning C.

Discuss how forests act as carbon sinks.

What are tectonic plates

Sara's mom takes the parkway to work. It takes her 30 minutes to travel from mile marker 88 where she enters to her exit at mile marker 121. What is her average speed? 4.0 mph 16.5 mph 33 mph 66 mph