OpenSciEd 7.2- 8th Grade

Front

What is step 2 of the engineer design process?

Back

Identify the criteria and constraints.

Tags

NGSS.MS-ETS1-1

Front

What ingredient and amount of that ingredient increase the release of thermal energy in the form of heat for Cup B?

Back

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

Tags

NGSS.MS-PS1-6

NGSS.MS-PS3-3

Front

How do particles move after adding water to the flameless heater?

Back

Fast like a gas.

Tags

NGSS.MS-PS1-4

Front

What is an exothermic reaction?

Back

A reaction that releases energy and feels hot to the touch.

Tags

NGSS.MS-PS3-4

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

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

The energy that comes from the temperature of matter; it is the total energy of all the particles in an object.

Tags

NGSS.MS-PS1-4

Front

What is the difference between an endothermic and exothermic reaction?

Back

Endothermic reactions absorb energy and feel cool, while exothermic reactions release energy and feel hot.

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

What is a chemical reaction?

Back

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 purpose of identifying criteria and constraints in engineering?

Back

To ensure that the design meets specific requirements and limitations.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2