Warm Up

Warm Up

Answer the following question in your science journal.

What three basic things can I use to tell if something is living or non-living?

Redi's and Pasteur's Experiments

Characteristics of living things

Section 1 Assessment on page 14.

1. What can we conclude from both Redi's and Pasteur's experiments?

• all living things have cells
• they contain similar chemicals
• they use energy
• they respond to their surroundings
• have the ability to grow and develop
• can reproduce

What is a cell?

True or False

1. Cells are the building blocks of

life on earth

2. All living things are made of two or

more cells.

3. Plants and animals have the same

types of cells.

Stimulus.... what is that?

temperature

light

sound

What are some examples of stimuli

React!!

Predict what will happen when....

1. when there is a sudden motion close to eyes

2. when you cover your eyes for 60 seconds then uncover them