SCIENCE T OR F

True or false? An alkali is an acid.

FALSE

True or false? Base solutions have a pH below 7.

FALSE

True or false? Electrons are larger than molecules.

FALSE

True or false? Gold is not a good conductor of electricity?

FALSE

True or false? Sodium hydroxide (NaOH) is known as a weak base.

FALSE

True or false? Water is an example of a chemical element.

FALSE

True or false? Water is easy to compress.

False

True or false? Potassium hydroxide contains potassium, oxygen and helium.

False ( K, H, O)

True or false? hydrochloric acid gives vinegar a sour taste and strong smell.

False (Acetic acid)

Titanium - Ti

22

Nitrogen - N

7

Fluorine -

F

True or false? Mice live for up to 10 years.

False

Iron -

Fe

Potassium -

K

Sodium -

Na

Aluminium - Al

13

Phosphorus - P

15

Chlorine - Cl

17

Argon - Ar

18

Calcium - Ca

20

Scandium - Sc

21

Vanadium - V

23

Chromium - Cr

24

Cobalt - Co

27

Copper - Cu

29

Lithium - Li

3

Zinc - Zn

30

Boron - B

5

Carbon - C

6

Oxygen - O

8

Gold

Au

Beryllium -

Be

True or false Acids have a pH level below 7.

TRUE

True or false? A neutron has no net electric charge.

TRUE

True or false? Formic acid is found in bee venom.

TRUE

True or false? Frogs are cold blooded animals.

TRUE

True or false? In computing, keyboards are used as input devices.

TRUE

True or false? An electron carries a positive charge.

FALSE

True or false? Bases have a pH level below 7.

FALSE

True or false? humans are herbivores.

False

True of false? Snakes have slimy skin.

False -

True or false? The human body has four lungs and one Kidney.

False - 2

True or false? Neutral solutions have a pH of 0.

False - 7

True or false? Spiders have six legs.

False - 8

True or false? Sharks are mammals.

False - Fish

True or false? Ice sinks in water.

False - It floats

True or false? Venus is the closest planet to the Sun.

False - Mercury

True or false? Mount Kilimanjaro is the tallest mountain in the world.

False - Mount Everest

Is the wavelength of infrared light too long or short to be seen by humans?

Long

Conductors have a high or low resistance?

Low

Magnesium -

Mg

Neon -

Ne

Have human beings ever set foot on Mars?

No

Do coconut trees grow better in cold or warm climates?

Warm

Is a dolphin a mammal?

Yes

True or false? A proton carries a positive charge.

TRUE

True or false? A rainbow is a spectrum of light that appears when the Sun shines onto water droplets in the air.

TRUE

True or false? Acids change litmus paper to red.

TRUE

True or false? Atomic bombs work by atomic fission.

TRUE

True or false? Bats are mammals.

TRUE

True or false? Batteries convert chemical to electrical energy.

TRUE

True or false? Cats spend an average of 13 to 14 hours a day sleeping.

TRUE

True or false? Conductors have low resistance.

TRUE

True or false? Cooking food often transforms its chemical make up.

TRUE

True or false? Crocodiles have no sweat glands so they use their mouths to release heat.

TRUE

True or false? Owls are far-sighted, meaning that anything within a few inches of their eyes can't be seen properly.

TRUE

True or false? You can extend battery life by storing batteries at a low temperature.

TRUE

True or false? humans are omnivores?

TRUE

True or false? The Atlantic Ocean is not the biggest ocean on Earth.

True

Hydrogen - H

1

Silver -

Ag

True or false? A salamander is a warm blooded animal?

FALSE

True or false? Acid solutions have a pH above 7.

FALSE

True or false? Ammonia is an acid.

FALSE

True or false? Trans fats are good for your health.

FALSE

True or false? The chemical formula for sodium hydroxide is NaH.

False - NaOH

Helium

He

Manganese -

Mn

Nickel -

Ni

Can humans breathe normally in space as they can on Earth?

No

Ultrared light has a wavelength that is too long or short to be visible for humans?

Short

Silicon -

Si

True or false? 'Beefsteak' is a variety of tomato.

TRUE

True or false? A cation is an ion with more protons than electrons, giving it a positive charge.

TRUE

True or false? An anion is an ion with more electrons than protons, giving it a negative charge.

TRUE

True or false? Atoms are most stable when their outer shells are full.

TRUE

True or false? Bases change litmus paper to blue.

TRUE

True or false? DNA is an abbreviation for 'Deoxyribonucleic acid'.

TRUE

True or false? DNA is an abbreviation for deoxyribonucleic acid.

TRUE

True or false? Filtration separates mixtures based upon their particle size.

TRUE

True or false? Properties of acids include being corrosive and having a sour taste.

TRUE

True or false? Pure water is tasteless.

TRUE

True or false? Rabbits are born blind.

TRUE

True or false? Sound travels faster through water than air?

TRUE

True or false? Sulfuric acid is known as a strong acid.

TRUE

True or false? The chemical formula for sulfuric acid is H2SO4.

TRUE

Sulfur - S

16

True or false? Floatation separates mixtures based on density.

TRUE

True or false? India is the world's largest producer of bananas.

TRUE

True or false? Kelvin is a measure of temperature.

TRUE

True or false? Lemons contain citric acid.

TRUE

True or false? Molecules are chemically bonded.

TRUE

True or false? Molecules can have atoms from more than one chemical element.

TRUE

True or false? The chemical make-up food often changes when you cook it.

TRUE

True or false? The common cold is caused by a virus.

TRUE

True or false? The consumption of bottled water has risen significantly over the last few decades.

TRUE

True or false? The study of plants is known as botany.

TRUE

True or false? The word acid comes from the Latin word acidus (meaning sour).

TRUE

True or false? Water boils at 100 degrees Celsius (212 degrees Fahrenheit).

TRUE

True or false? Yogurt is produced by bacterial fermentation of milk.

TRUE

True or false? You see lightning and hear thunder

TRUE

True or false? omnivores eat meat.

True

True or false? The human skeleton is made up of less than 300 bones.

True - 206

Can frogs live in lake water?

Yes