Homework week 1 26th Feb

Homework week 1, 26th Feb
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Slide 1: Diapositive
ScienceLower Secondary (Key Stage 3)

Cette leçon contient 13 diapositives, avec quiz interactifs et diapositives de texte.

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Homework week 1, 26th Feb

Slide 1 - Diapositive

Slide 2 - Diapositive

Slide 3 - Diapositive

The start of the reaction the chemicals are called...
A
Products
B
Reactants

Slide 4 - Quiz

The end of the reaction the chemicals are called...
A
Products
B
Reactants

Slide 5 - Quiz

Describe the conservation of atoms

Slide 6 - Question ouverte

Describe the conservation of mass.

Slide 7 - Question ouverte

What type of reaction absorbs heat from the surroundings?
A
Catalytic
B
Endothermic
C
Spontaneous
D
Exothermic

Slide 8 - Quiz

In an endothermic reaction, does the temperature of the surroundings increase or decrease?
A
Fluctuate
B
Decrease
C
Increase
D
Stay the same

Slide 9 - Quiz

In which type of reaction is heat released to the surroundings?
A
Combustion reaction
B
Exothermic reaction
C
Catalytic reaction
D
Endothermic reaction

Slide 10 - Quiz

Which reaction results in a temperature rise in the surroundings?
A
Spontaneous reaction
B
Exothermic reaction
C
Endothermic reaction
D
Reversible reaction

Slide 11 - Quiz

Describe thermal decomposition and include examples.

Slide 12 - Question ouverte

Describe combustion in terms of fuels and give examples.

Slide 13 - Question ouverte