Students are given two solid substances and two liquid substances to mix together in different combinations. The data table shows the initial observations and final observations for each combination of substances. Select the substances below where a CHEMICAL reaction occurred when they were combined.

• Solid A and Liquid A

• Solid A and Liquid B

• Solid B and Liquid A

• Liquid A and Liquid B

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The chart shows some distances between objects in the universe. Identify which order the distances should be placed in, starting with the longest distance away moving to the shortest distance.

• 1,4,3,2

• 3,4,2,1

• 2,4,3,1

• 4,3,1,2

Tags

NGSS.MS-ESS1-3

The map shows how North America looked approximately 100 million years ago. There are five main areas labeled on the map. Identify the main areas of North America on the map where people would expect to find 100-million-year-old sedimentary rocks that contain fossils of microscopic ocean organisms.

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Select two statements that would best explain the change in the horses' body mass over millions of years.

• There was an increase in food availability

• There was a decrease in food availability

• Horses with larger body masses were less likely to survive and reproduce

• Horses with larger body masses were more likely to survive and reproduce

• Large body mass occurred in individuals as they became adults

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

A student is comparing characteristics of three toy cars. Select the words or phrases from each set of options to complete the following sentence based on the data provided in the table. As the (speed / mass) increases, the kinetic energy of the car (increases / decreases / stays the same).

• speed, increases

• speed, stays the same

• mass, increases

• mass, decreases

Tags

NGSS.MS-PS3-1

Identify two organelles that are present in plant cells that are absent from animal cells.

Explain why one of the organelles identified in the previous question is not necessary for animal cells to survive.

Identify two spheres that have the same potential energy. Explain how this can be determined from the diagram.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Identify two spheres that have unequal potential energy. Identify the sphere which has more potential energy.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Oil and gas are formed from the remains of microscopic ocean organisms. A student claims that the oil and gas deposits in Missouri are about 100 million years old. Based on the map, decide whether you agree or disagree with the student's claim and then explain your decision.

Tags

NGSS.MS-ESS1-4