SCIENCE 1st quarter - 2nd gulp

Which of the following is the builing block of matter?

Which of the following is the simplest form of matter?

Gram (g)

Newton (N)

Liter (L)

Milliliter (mL)

Cubic centimeter (cm³)

Gram/milliliter (g/mL)

Gram/cubic centimeter (g/cm³)

Kelvin (K)

It is the ability of a solid to return to its original shape after being distorted.

Rubber bands

Sponges

Human Skin

Bouncing Balls

It is the ability of a solid to bend easily without breaking.

Plastic materials

Rubber Hoses

Yoga Mats

Cable wires

Silicone

It is the ability of a metal to be drawn into wire.

Aluminum

Copper

It is the ability of a metal to be hammered or rolled into sheets.

Gold

Aluminum

It is the ability of a material to be easily broken .

Glass

Ceramics

Porcelain

It is the ability of a metal to resists being easily scratched or worn away.

Steel

Sand

Diamonds

It is the ability of a substance to catch fire or burn when exposed to heat, oxygen, or another ignition source.

Gasoline and paper

Describes how readily a substance reacts with other substances to form new compounds.

Sodium and water

Refers to the harmful effects a substance may have on living organisms when ingested, inhaled, or absorbed through the skin.

Lead, mercury

Describe the ability of a substance to be an acid .

Lemon juice with baking soda

Materials that can cause damage or destruction to other materials through chemical reactions.

Rusting of iron or the tarnishing of silver

Rust

The important factors involved in the chemical change caused by oxidation in metals are _______

This means using less stuff. Instead of getting lots of things you might not need, try to buy and use only what you really need. It helps keep the environment safe by making less waste.

It is like magic! It's when we take old things like paper, plastic, and glass and turn them into new things. It's good for the Earth because we don't need to make as much new stuff.

Instead of throwing away broken things, try to fix them. Fixing things can save money and reduce waste. It's like giving your toys, clothes, or gadgets a new chance to be useful.

This is like finding treasure in trash. We can turn some of our waste into useful things or energy. It's important because it reduces the amount of garbage we have to bury in the ground.

How many grams in a kilogram?

If you have 4500 grams of sugar, how many kilograms is that?

If length of one side of the cube is 3 cm, what is its volume?

The label of a bottle of rubbing alcohol says that it contains 800 milliliters (mL) of rubbing alcohol. Rubbing alcohol is a mixture of water and isopropyl alcohol. If this mixture weighs 200 grams (g), what is its density?