8th grade ISASP Science Review

The diagram represents the results of a cross between a pure dominant tall corn plant (TT) and a pure recessive short corn plant (tt). Which result should be expected if 100 offspring are produced?

• 75 tall and 25 short

• 100 tall

• 50 tall 50 short

• 100 short

The diagram represents an incomplete electric circuit, since the wires are not connected at X. Which object should be placed at X to complete the circuit?

• magnet

• battery

• iron nail

• second light bulb

Tags

NGSS.4-PS3-2

The diagram represents a pond area in New York State. Which list identifies three populations in the diagram?

• grass, cloud, hawk

• air, frog, water

• hawk, human, pine tree

• green plants, rock, fish

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The diagram represents a natural process that occurs over a long period of time. The process is best identified as:

• selective breeding

• genetic engineering

• ecological succession

• metamorphosis

Tags

NGSS.MS-LS2-3

What is the original source of energy for this energy pyramid?

• food

• sunlight

• oxygen

• phytoplankton

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

The diagram below represents two forms of electromagnetic energy traveling in a vacuum. What difference is shown between infrared light and ultraviolet light?

• the speeds at which they travel

• the material through which they are traveling

• their wave heights

• their wavelengths

Tags

NGSS.HS-PS4-1

The map below shows a portion of Earth. The dots on the map represent areas of earthquake activity. In general, if Earth’s most active volcanic areas were indicated on the same map, where would these volcanic areas be located?

• at the North and South Poles

• mainly in the centers of the continents

• evenly distributed over Earth’s surface

• in the same areas as active earthquakes

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

Which list of element symbols represents a metal, a nonmetal, and a noble gas?

• Ga, Sn, Ge

• Ga, S, Br

• Zn, Sn, Ar

• Zn, O, Ne

In which diagram would the force required to move the object up the ramp be the greatest?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The diagram represents high and low ocean tides on Earth that are caused by the gravitational attraction of the Moon on Earth’s oceans. Due to Earth’s rotation, the approximate amount of time between two consecutive high tides is

• 6 hours

• 12 hours

• 24 hours

• 48 hours

Tags

NGSS.MS-ESS1-1