I need a bf 16 or older

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

The development of new inventions in the field of space travel seemed rapid. how does the word rapid function in a sentence?

100 points and brainiest for if u go to my previous questions u can answer the 100 pointers think of an intense argument you had or witnessed sometime in your life. close your eyes and remember every detail. to turn this into a dramatic scene you will need to make changes that will make it make more sense to the audience. 500-600 words a description of the set up that explains what happened before the scene diction that matches the characters character objectives and obstacles are clearly conveyed a scene that escalates in dramatic intensity diction that is appropriate to the audience words that are not wasted in idle chit chat action (stage directions) that enhance the scene proper formatting for drama