In this experiment, we will observe the behavior of α particles.

This project includes not only basic functions but also additional elements.

I think this project needs further improvement or addition.

He was observing the behavior of birds.

He was observing the behavior of the birds.

I thought his conduct was suspicious.

Don't you think his behavior is suspicious?

We conducted a new experiment in science class.

This particle is very small.

We will conduct a new chemistry experiment tomorrow.