Ecosystems: Lessons #1-4

What is the science term used to describe anything that takes up space and contains mass?

• nutrients

• matter

• minerals

• structures

Tags

NGSS.5-PS1-1

What is the process in which plants use sunlight energy to convert carbon dioxide and water into sugar and oxygen?

• electromagnetism

• fair test

• biological structures

• photosynthesis

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

True or False:  Matter includes solids, liquids, and gasses?

• TRUE

• FALSE

Tags

NGSS.MS-PS1-4

What is the evidence for this scientific claim:

Claim:  I claim that humans exhale the gas carbon dioxide.

• Blowing air into a straw in a cup full of water will NOT change the color of the water.

• Blowing air into a straw in a cup full of water will turn the BTB indicator solution from blue to yellow.

• Blowing air into a straw in a cup full of water will turn the BTB indicator green, showing the presence of the gas oxygen.

• Blowing air into a straw in a cup full of water will increase the temperature of the water.

What is the claim for this piece of evidence?

Evidence:  The size and shape of a balloon changed when air was released.  A balance also proved that the balloon now contains less mass.

• I claim there will be a transfer of energy.

• I claim that gasses to do not take up space.

• I claim there will be a transfer of particles of matter.

• I claim that gasses do not have mass.

Which of the following can be used to make the best case for a scientific argument?

• personal opinions

• claim and evidence based on facts

• Relying on information gathered from the internet

• Making arguments without using any scientific tools

Tags

NGSS.MS-LS2-4

Which of the following contains energy?

• soil

• water

• sunlight

• air

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Why is it important for a scientist to conduct fair tests?

What are three essential components that plants need to live and grow?

Tags

NGSS.5-LS1-1