Category 2: Check 7

Describe how light interacts with different surfaces.

Groups:

(a) Light Refracts

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(b) Light Reflects

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Tags

NGSS.MS-PS4-2

A student struck the drum shown. Describe how sound is produced.

• When the student hit the drum, the energy changed to potential.

• When the student hit the drum, the particles turned into a gas.

• When the student hit the drum, particles of the drum vibrated.

• When the student hit the drum, the particles in the air made the drum vibrate.

Tags

NGSS.MS-PS4-1

Students observed how sound traveled through three mediums. In which medium would sound travel the fastest?

• Sound would travel the same in all three mediums

• Sound through a fish-tank filled with liquid

• Sound through the air

• Sound through a table

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Scientist have discovered that a shrews, like the one shown, makes calls by clicking their tongues. Which of these is a way shrews use sound for navigation or finding prey?

• So that they can camouflage in their environment

• So that they can communicate, locate food, and navigate in their environment through echolocation

• So that they can convert energy from the sun to create their own food through photosynthesis

• So that they can prepare to store energy through hibernation

At a school concert, a student listened to the sounds of the flute and the bass clarinet. The flute had a ​ (a)   frequency so it produced a​ (b)   pitch. The bass clarinet had a ​ (c)   frequency so it produced a ​ (d)   pitch.

• higher
• lower
• tougher
• smoother

Tags

NGSS.MS-PS4-1

To operate a flashlight, a student added batteries to the circuit the turned the switch on. Describe how energy was transformed in order for the flashlight to turn on.

• mechanical -> electrical -> radiant

• radiant -> electrical -> sound

• chemical-> electrical -> radiant

• electrical -> chemical -> radiant

Identify the type circuit for each figure.

Groups:

(a) Figure 2

,

(b) Figure 1

• closed circuit

• open circuit

Students wanted to place objects at the question mark so that the bulb will light up. Identify objects that will help light the bulb.

Groups:

(a) ?- will light the bulb

,

(b) ?-will not light the bulb

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Tags

NGSS.4-PS3-2

NGSS.4-PS3-4

A student rubbed a plastic comb through on a cloth. Then they turned on the faucet and placed the comb near the running water. They noticed that the water began to move towards the comb as shown because of -

• static electricity

• magnetism

• electromagnets

• gravity

Tags

NGSS.MS-PS2-3

In order for an electromagnet to be formed, an __________ current must pass through a coil of __________ wrapped around an ________ core.

• wire, iron, electric
• electric, wire, iron
• iron, electric, wire
• excited, hair, apple

Tags

NGSS.MS-PS2-3