PSSA Science Practice

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

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

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

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

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

What lunar phase occurred on June 4, 1776?

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

Tags

NGSS.MS-ESS1-1

Midge 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
• Temperature
• Type of seed

Using this scale, which mineral can scratch fluorite?

• Talc 
• Gypsum 
• Apatite 
• Calcite 

Which is the best definition of a machine? 

• A machine is a time-saving device that uses motors and gears.
• A machine changes the amount of input force.
• A machine makes work easier by changing force, distance, or direction.
• A machine can be either simple or compound.

What is shadowed, or hidden, during a lunar eclipse?

• Sun
• Moon
• Earth
• Pluto

Tags

NGSS.MS-ESS1-1