,metals

What is the variable that you measure during an experiment?

The measured variable in an experiment is known as the dependent variable.

Which piece of equipment do we use to measure time?

A stopwatch is used to measure time.

Name 5 ways we can prevent corrosion.

Paint the metal, apply oil, powder, plastic, or use a layer of metal oxide

What gases produce acid rain?

Sulfur dioxide and nitrogen oxides.

Name 5 ways to reduce plastic waste.

Reduce, reuse, recycle, use biodegradable materials, and compost.

Definition of reactivity

How quickly an element can form a product during a reaction

Signs of a chemical reaction

Fizzing, effervescence, bubbling, change in temperature, light released, change in colour, gas released

what is metal + oxygen -

Metal oxide

what is metal + water -

Metal Hydroxide + Hydrogen