sciences

What happens to atoms when there is a chemichal reaction

• they separate

• they rearraange together

• they evaporate

• they get bigger

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

how is called the original substance?

• original propieties

• new product

• atoms

• reactans

Tags

NGSS.MS-PS1-2

you can separate a chemichal reaction

• true

• false

how can you separate a chemical reaction be separated?

• by evaporation

• by magnetism

• by distillation

• another chemical reaction

Exothermic reaction = colder

• true

• false

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

which produces endothermic energy?

• absorbe magnetism

• absorb energy

• absorb other thing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

When produces the color change?

• when the product have the same color

• when the product have different color

Tags

NGSS.MS-PS1-2

how does the gas formation feel?

• of bubbles and smell

• of smoke and smell

• of bubbles and smoke

• of bubbles, smoke and smell

Tags

NGSS.MS-PS1-2

a precipitous formation what is it?

• liquid

• solid

• gas

a precipitate formation how can it be formed?

• when we combine solids

• when we combine gases

• When we combine liquids

• When we combine others things

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5