OpenSciEd 7.2- 8th Grade

Front

What is step 4 of the engineer design process?

Back

Test the device and gather data on how well different characteristics of the device performed.

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

NGSS.MS-PS1-6

Front

What ingredient and amount increase the release of thermal energy in Cup B compared to Cup A?

Back

60mL more chemical Y for Cup B compared to Cup A.

Tags

NGSS.MS-PS1-6

NGSS.MS-PS3-3

Front

What is an endothermic reaction?

Back

An endothermic reaction absorbs energy and feels cool to the touch.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

Why did ice pack 2 expand and pop after 180 minutes?

Back

The ice-pack popped because of the build up of gas in the ice-pack; they need to have some type of ventilation.

Front

What is step 3 of the engineer design process?

Back

Construct a device to test as a possible solution.

Tags

NGSS.MS-PS3-3

Front

What is the first step of the engineer design process?

Back

Define the problem to be solved.

Tags

NGSS.MS-ETS1-1

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter.

Tags

NGSS.HS-PS3-4

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What is the difference between exothermic and endothermic reactions?

Back

Exothermic reactions release energy, while endothermic reactions absorb energy.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

What are criteria in the engineering design process?

Back

Criteria are the desired features or specifications that a solution must meet.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2