If you accidently break lab equipment (beakers, test tube etc) what is the first thing you need to do?

You need to notify your teacher immediately.

Explanation:

The broken glass or shards of plastic can cut or injure someone.

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.

you should wear a lead protective shield when having teeth x-rays

hope i

-lavira : )