Physics, asked by saniya164547, 3 months ago

PLS HELP ME FAST!!!!! I WILL GIVE BRAINLIST IF YOU HELP WITH THESE QUETIONS PPPLLLLSS!!!!
Question 10
Which of the following energy transformations occurs when you eat a hamburger?


A. The chemical energy in the food is converted to mechanical energy to give the body energy to move.

B. The chemical energy in the food is converted to nuclear energy to help with digestion.

C. The chemical energy in the food is converted to sound energy to help the body hear.

D. The chemical energy in the food is not converted and is lost when the food is eaten.


Question 11
What energy transformation happens in a toaster?

A. Mechanical -> electrical

B. Electrical -> thermal

C. Mechanical -> thermal

D. Thermal -> chemical

Question 12
Which of the following is an example of a
chemical property?

A. the boiling point of ethanol

B. the melting point of gold

C. the flammability of hydrogen

D. the density of neon gas

Question 13
Which of the following is an example of convection?

A. melting an ice cube in a microwave

B. warming one's hands by rubbing them together

C. heating an iron pipe by placing it into a fire

D. heating water to a rolling boil

Question 14
Forces that cause a change in the motion of an object.

A. Wobbly Forces

B. Unbalanced Forces

C. Net Forces

D. Balanced Forces

Question 15
The rate at which the velocity of an object changes over time.

A. Direction

B. Motion

C. Speed

D. Acceleration

Question 16
Christopher and his mother went on a camping trip. His mother struck a match to light a lantern. Which forms of energy did the burning match give off?

A. thermal and light

B. nuclear and light

C. solar and thermal

D. nuclear and solar

Answers

Answered by genius7868
1

Answer:

omg this is too difficult

I can't give the answers

Answered by yvega483
1

Answer: no.1 B

no.2 B

no.3 A

no.4 D

no.5 B

no.6 C

no.7 A

hope you pass this quiz you have and i am sorry if i give you the wrong answers have a great day C:

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