Nature of Science - PSSA Prep

The picture shows a small, shelled animal. Which tool should be used to measure the MASS of the shelled animal? 

• ruler
• stopwatch 
• triple beam balance
• graduated cylinder

A student puts water into a graduated cylinder and carefully adds 2 small rocks - in the image shown. What is the volume of the rocks?

• 2 mL
• 3 mL 
• 5 mL 
• 12 mL 

Tags

NGSS.MS-PS1-2

At which location is the gravitational potential energy of the water the greatest?

• Location W 
• Location X 
• Location Y 
• Location Z 

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS3-2

Which two types of organisms in this aquatic food web have a producer–consumer relationship?

• Microscopic algae and white suckers
• Small invertebrates and amphipods
• Phytoplankton and mummichogs
• Amphipods and channel catfish

Tags

NGSS.MS-LS2-2

What lunar phase occurred on June 4, 1776?

• Waning gibbous
• Waxing gibbous
• Waning crescent
• Waxing crescent

Tags

NGSS.MS-ESS1-1

James sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp.  Identify the independent variable.

• distance traveled by the ball
• height of the ramp
• mass of the ball
• weight of the ball

Tags

NGSS.MS-PS2-2

Butter bean seeds were placed in petri dishes lined with moist paper towel for 5 days at different temperatures & germination was measured.  Which of the following is the dependent variable?

• Number of seeds
• Time it took to germinate
• Moisture of soil.

• Type of seed

Over the next 15 minutes, which changes would most likely occur?

• The temperature in Cup A will decrease and the temperature in Cup B will increase.
• The temperature in Cup A will decrease and the temperature in Cup B will decrease.
• The temperature in Cup A will increase and the temperature in Cup B will increase.
• The temperature in Cup A will increase and the temperature in Cup B will decrease.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The diagram shows a food chain that represents populations in an aquatic ecosystem. Based on the food chain, which statement best describes the relationship between the pike and the perch?

• The pike is a producer, and the perch is its consumer.
  
• The pike is a predator, and the perch is its prey.
  
• The perch is a predator, and the pike is its prey.
  
• The perch is a producer, and the pike is its consumer.
  

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

The eyes of the owl and the rabbit shown in the diagram give each animal a different advantage.  The specialized eye types of these animals are examples of

• disruptions of the natural balance
• the interdependence of living things
• adaptations for survival under certain conditions
• involuntary responses to stimuli

Tags

NGSS.MS-LS4-4