Science Quiz 2 Week of 4-15

What kind of change occurs if matter changes in amount, size, or shape?

• substance change

• chemical change

• physical change

• elemental change

What are the three states of matter?

• Solid, Liquid, Texture

• Solid, Liquid, Gas

• Solid, Gas, Color

• Plastic, wood, Glass

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Is squeezing oranges to make orange juice a physical or chemical change?

• physical
• chemical

A group of students investigated physical and chemical changes using paper.  The students recorded their observations in a table.
Which student correctly recorded all the changes that took place?

• Student 1
• Student 2
• Student 3
• Student 4

Tags

NGSS.MS-PS1-2

I mixed sand and iron filings together. I created a mixture, which is a physical change. What is the best way for me to separate the sand from the iron filings?

• pour water over it

• freeze the mixture

• pour the mixture through a mesh screen

• pull a magnet through the mixture

My mom told me to put my bike away, but I didn't listen to her. My bike got left out in the rain. What will most likely happen to my bike?

• A chemical change will cause my bike to MELT

• a chemical change will cause my bike to BURN

• A chemical change will cause my bike to RUST

• A chemical change will cause my bike to DECAY

Select 3 examples of PHYSICAL changes

• burning wood

• tearing or ripping paper

• cutting wood

• frying eggs

• evaporating or boiling water

Select 3 examples of CHEMICAL changes

• melting chocolate

• burning wood

• rusting metal

• folding paper

• digesting food

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the purpose of a switch in an electrical circuit?

• to allow the circuit to be opened or closed

• To change the direction of the current

• to provide a "push" for the electrons

• to increase the power of the bulb

The picture below shows a device made of a battery, a nail, and a long piece of copper wire. It converts electrical energy into a different form of energy. Which term below describes the device in the illustration?

• electric switch

• electromagnet

• electric motor

• electric generator