CAST Practice Test

Which setup shows that a new substance formed when two substances were mixed?

• Setup 1

• Setup 2

Tags

NGSS.MS-PS1-2

SElect a sentence from the list that is the best evidence a new substance formed.

• The amount of time the white substance takes to cloud everything in the beaker in setup 1

• The white substance appearing whe mising two blue substances in setup 1

• The difference in mass between the yellow substance and the blue substance in setup 2

• The rapid sinking of the yellow substance to the bottom of the beaker in setup 2

Tags

NGSS.MS-PS1-2

Suggestion 1: Build homes with basements

• Helpful

• Not Helpful

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Suggestion 2: Build homes near shoreline on the other side of the river

• Helpful

• Not Helpful

Tags

NGSS.MS-ETS1-4

Suggestion 3: Build homes at least 1 meter above the ground using stilts

• Helpful

• Not Helpful

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ESS3-2

Whats the next step?

• The team shows the design drawings to a classmate who will judge which design to use.

• The team discusses what the design problem is and makes a new list of features for the new holder

• The team reviews a new list of solutions and selects one solution to help solve a new design problem.

• The team discusses each member's design and makes changes to one design that the team agrees to use.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which 2 animals are adapted to deserts?

• kangaroo rats

• beavers

• tortoises

• frogs

Tags

NGSS.MS-LS2-1

If plants are removed...

• There will be more food for the fish to eat.

• There will be less Carbon Dioxide

• There will be more Oxygen

• There will be less Oxygen

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What does adding fish food mean for the fish tank?

• Plants will not need carbon dioxide from the fish.

• Oxygen dissolved in the water provides food for the fish.

• Fish food will end up dissolved in the water as food for the plants.

• Fish do not get all necessary nutrients directly from the water or plants.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What may happen if too much food is added?

• The fish tank will adapt to eat the extra fish food.

• The fish in the tank will recycle the nutrient in the extra fish food.

• Extra fish food that is uneaten will decrease the quality of the water.

• A new type of decomposer will appear to break down the extra fish food.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-3