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Science7 PeTa2 Q3

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Camila loves to bake and make her own delicious recipes, then she decided to bake for her cousins birthday cake, so she started to mix up all the ingredients and placed it in the oven with 190° celcius. What type Of Heat Transfer Method did Camila use?

a)

Convection

b)

Radiation

c)

Conduction

d)

Dispersion

2.

Your auntie Emma is boiling water for the noodles you will eat, you got too excited so you touched the cauldron with the boiling water on it, then it suddenly scorched your hand you felt the extreme heat to the point that it left a scar on your hands. What type of Heat Transfer Method is mentioned?

a)

Convection

b)

Radiation

c)

Conduction

d)

Dispersion

3.

You and your classmate Vida are working on your project in arts7 while playing multiple trending songs, but you can't vibe with the song because of the low maximum volume of your phone, so you decided to connect it to the speaker via bluetooth connection. What type of wave is used in the situation?

a)

Electromagnetic Wave

b)

Mechanical Wave

c)

Both Mechanical & Electromagnetic Wave is used

d)

None of the choices is correct

4.

After you learned about Colors of the Light your Teacher asked you What process is done after white light passes through prism?

a)

Expansion

b)

Transmission

c)

Reflection

d)

Dispersion

5.

After you learned about the Colors of the Light your mother told you to buy new light bulbs for your new constructed bedroom, What source of light did your mother assigned you to buy?

a)

Natural Source

b)

Artificial Source

c)

Both Natural & Artificial Source

6.

Based on the Electromagnetic Spectrum Enumerate the speed of the following from the slowest to the fastest.

a)

Gamma Ray, Visible Light, Radio Waves

b)

Visible Light, Gamma Ray, Radio Waves

c)

Radio Waves, Gamma Ray, Visible Light

d)

Radio Waves, Visible Light, Gamma Ray

7.

While your dad is driving, he informed you that the car he is driving has the speed of 60mph. What Quantity is used when it gives you the magnitude(strength) but not the direction?

a)

Scalar Quantity

b)

Vector Quantity

c)

Physical Quantity

8.

While you are dancing on your room with the LED Lights on, you went in front of the mirror so you can memorise your steps easily and faster, you noticed the color of the LED Lights bounces off as it hit the mirror, What is this called?

a)

It transmitted

b)

It's translucent

c)

It reflected

d)

It's opaque

9.

What is the main reason why there are phases of matter?

a)

Thermal Energy

b)

Kinetic Energy

c)

Electromagnetic Energy

d)

Mechanical Energy

10.

Your father Edmundo asked you to buy a rubber gloves on the store, he told you that he will use it while fixing the electric power pole & based on your knowledge persons like us are good conductor of electricity. Why did your father asked you to buy rubber gloves?

a)

Because it will help your father avoid getting dust & rust on his hands while fixing the electric power pole

b)

Becuase rubber gloves are good conductors of electricity that will help your father work easily while fixing the electric power pole

c)

Becuase rubber gloves are insulators that will help your father to avoid getting electrocuted while fixing the electric power pole

d)

Becuase rubber gloves is fun to wear as it styles your hands