TWIG Module 1

What are all objects made of?

• Water

• Materials

• Air

• Light

Tags

NGSS.MS-PS1-1

Which of the following is a method of observation used by scientists?

• Eating

• Sleeping

• Smelling

• Running

Tags

NGSS.2-LS2-1

NGSS.2-PS1-1

NGSS.K-2-ETS1-1

What does it mean if a material is opaque?

• It is see-through

• It is waterproof

• It is not transparent

• It is magnetic

Which property describes a material that water cannot soak into?

• Opaque

• Waterproof

• Magnetic

• Textured

What is a fair test in an experiment?

• Changing all variables at once

• Changing no variables

• Changing only one variable at a time

• Changing two variables at a time

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Which material would be best for making a summer raincoat according to the table?

• Material 1

• Material 2

• Both materials

• Neither material

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

What does a check mark (✓) mean in the table?

• The material is missing the property

• The material has the property

• The material is broken

• The material is expensive

What is a mixture?

• A single substance

• A combination of two or more substances

• A type of metal

• A type of fabric

What happens to the weight of a mixture when two substances are combined?

• It becomes lighter

• It becomes heavier

• It equals the total of the two substances' weights

• It stays the same as one of the substances

Tags

NGSS.MS-PS1-5

What happens to the properties of materials when they are mixed?

• They lose their original properties

• They gain new properties

• They keep their original properties

• They become invisible

Tags

NGSS.MS-PS1-2