An organized procedure for testing a hypothesis; typcailly has a ...

[ Vocabulary ]

An organized procedure for testing a hypothesis; typcailly has a control and dependent and independent variables.

A. Unbalanced Forces

B. Control

C. Balanced Forces

D. Experiment

E. Electrons

Select your answer:

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Grammar › View

Combine the sentences (informal)!

This is the computer. The repairman worked on it yesterday.

A. This is the computer on which the repairman worked yesterday.

B. This is the computer which the repairman worked on it yesterday.

C. This is the computer which the repairman worked on yesterday.

D. This is the computer on that the repairman worked yesterday.

Tenses › View

I (not/go) to the concert tomorrow.

A. I am not going to the concert tomorrow.

B. I not go to the concert tomorrow.

C. I not going to the concert tomorrow.

D. I am going to the concert tomorrow.