Middle Grades Science

With unbalanced forces, the object will move in the direction of the _______ force.

• larger 

• smaller 

• equal 

• cannot be determined

Tags

NGSS.MS-PS2-2

You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

• 60 N right

• 10 N left

• 60 N right

• 50 N left

Tags

NGSS.MS-PS2-2

Calculate the net force.

• 5 N

• 10 N

• 45 N

• 500 N

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 5000 N right

• 4000 N right

• 40 N left

• 4000 N left

Tags

NGSS.MS-PS2-2

Which of the following best defines science?

• A collection of unchangeable facts about the natural world

• The study of the natural world through observation, identification, description, experimental investigation, and theoretical explanations

• A belief system based on assumptions about the natural world

• A method for proving theories beyond doubt

Tags

DOK Level 1: Recall

What is happening at B?

• Stationary

• Accelerating

• Slower steady speed; moving away from the starting position

• Steady speed; returning to start position

Tags

NGSS.MS-PS3-1

When an air mass moves into a new location it brings ---

• changes in temperature and altitude

• changes in altitude and air pressure

• changes in temperature and humidity

• changes in humidity and energy

Tags

NGSS.MS-ESS2-5

Name the fast moving ribbon of air that moves near the top of the troposphere? 

• doldrums

• jet stream

• easterlies

• trade winds

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What does the H and L stand for on the weather map?

• high and low pressure systems

• heat and land regions

• heavy and local winds

• high and long distances

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which type of heat transfer is shown by the arrows in the beaker of water?

• conduction

• convection

• radiation

• condensation

Tags

NGSS.MS-PS3-3