1.which change involves the formation of new substance?

A) chemical
B) physical
C) mental
D) emotional

2.what is method of heat transfer through particles from one part of a substance to its adjoining parts?

A) condensation
B) convection
C) conduction
D) radition

3.what kind of heat transfer occurs when the sun warms the ground?

A) condensation
B) convection
C) conduction
D) radition

4.which of the following is an example of convection?

A) shredding of used paper using shredder
B) boiling spaghetti noodles in hot water
C) cutting grasses using grass cutter
D) vegetables are stirring fried in the pan out

5.what method of heat transfer occurs when a baby chicken kept warm from the lamp?

A) condensation
B) convection
C) conduction
D) radition

6.how does heat transfer when scouters sit around the campfire and they still feel warm even they are 10 feet away from fire?

A) condensation
B) convection
C) conduction
D) radition

7.which of the following is not an effect of heat transfers?

A) cutting of paper
B) boiling of hot water for our coffee
C) cooking delicious meal using an oven
D) quick drying of clothes when placed under the sun​