NCE

What does this graph represent?

• Constant Speed

• Acceleration

• Not moving

Tags

NGSS.MS-PS3-1

How will this object move?

• It will not move

• It will move in both directions

• It will move to the right

• It will move to the left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the following is true?

• As the height of the ramp increases, the amount of force needed increases.

• As the length of the ramp increases, the amount of force needed decreases.

• As the length of the ramp increases, the amount of force needed increases.

Tags

NGSS.MS-PS2-2

Water has the chemical formula H2O. Which statement correctly describes water?

• Water is not a pure substance, but is an element.

• Water is a pure substance and an element.

• Water is a pure substance and a compound.

• Water is not a pure substance, but is a compound.

Tags

NGSS.MS-PS1-1

Which example provides evidence of a chemical change?

• Wood releases ash and smoke when burned.

• Rock particles separate when soil is being sifted.

• Boiling water bubbles when being heated.

• Sugar is not visible when dissolved in water.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following statements are characteristics of a compound?

• I, III

• IV

• I, II. IV

• II, III, IV

Tags

NGSS.MS-PS1-1

Which of the following do NOT describe an element?

• 1 and 3

• 1, 3, and 4

• 2, 3, 4, and 6

• 1 and 4

Tags

NGSS.MS-PS1-1

Which of the following students best describes an element?

• Student 1

• Student 2

• Student 3

• Student 4

Tags

NGSS.MS-PS1-1

Which of the following substances represents an element?

• 2, 3, 5, and 6

• 2, 5, and 6

• 1 and 4

• 1, 3, and 4

Tags

NGSS.MS-PS1-1

What is the chemical formula for Nitrogen trichloride?

Tags

NGSS.MS-PS1-1