What+makes+you+breath+investigation

OBSERVE: Pull down slowly on the stretched balloon. What happens to the balloon inside the cup?

Push up on the stretched balloon. What happens inside the cup?

the small balloon blows up inside the cup,when you let go of it it deflates.

EVALUATE: Is there more or less space inside the cup when you pull down on the large balloon?

there is more space in the cup

IDENTIFY: When you pull the large balloon down, what fills the extra space in the cup?

what fills up the rest of the balloon is air

COMPARE: How is the air pressure in the balloon similar to the air pressure in your lungs? Write down what you think happens when you breathe air into your lungs.

it is similar because it takes air, and when you in hail air it's like the balloon taking in the air

Great job, Alise! You made some good observations and thought about your answers.