Science STAAR practice

Which material will keep a hot drink warm for the longest period of time?

• Material 1

• Material n2

• Material 3

• Material 4

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which statement BEST supports the ansewer to number 1?

• The material that will keep the drink warm longest insulates thermal energy inside the cup.

• The material that will keep the drink warm longst conducts thermal energy into the cup.

• The material that will keep the drink warm longest conducts thermal energy away from the cup.

• The material tht will keep the drink warm longest insulates thermal energy from entering the cup.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which option shows the correct order of the materils from lowest to highest density?

• object X, object Y, water, liquid 2

• water, liquid 2, object x, object y

• water, object x, liquid 2, object y

• object x, water, object y, liquid 2

Tags

NGSS.MS-PS1-2

Which list puts the items in order from

MOST dense to LEAST dense?

• cork, oil, plastic paper clip, water, penny

• water, penny, oil, plastic paper clip, cork

• penny, water,plastic paper clip, oil, cork

• oil, penny, cork, plastic paper clip, water

A student makes a mixture of gravel, iron fillings, and water. Which table correctly identifies the tools that cn ne used to separate each substance from the mixture?

• 
• 
• 
• 

A student heats 250 milliliters of wter in a cup to approximately 50 C and adds 6 grams of salt. The mixture of salt and water is then stirred for 15 seconds.

Select TWO correct answers.

• the salt will dissolve

• the salt will sink to the bottom of the cup

• the water will remain clear

• the salt will float on the water

• the water will change from clesr to opaque white

Tags

NGSS.MS-PS1-2

A student wants to investigate how the force with which a ball is thrown affects how high of a splash it makes a pool.

Which table BEST represents how the investigation should ne set up

?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is ONE more piece of equipment needed to test the hypothesis AND how can the hypothesis be tested?

Tags

NGSS.3-5-ETS1-3

NGSS.3-PS2-1

NGSS.3-PS2-2

A student builds the circuit shown. The student closes Switch 1 and Swith 3. Which lightbulb will glow?

Select ONE correct answer.

• L1

• L2

• L3

• L4

Which switches must be closed for Bulb 1 to remain drk BUT Bulb 2 to produce light?

• Switch 1 only must be closed.

• Switches 2 and 3 must be closed.

• Switches 1 and 3 must be closed.

• Switches 1,2,3 must be closed.

Tags

NGSS.MS-PS3-5