🧪 Do You Know Enough About Science to Answer 19 of These 25 Questions Correctly?

Plants convert sunlight into food using a process called what?

• Photosynthesis

• Germination

• Mitosis

• Pollination

What is the chemical compound found in the outer skeleton of insects, lobsters and crabs called?

• Chitin

• Keratin

• Melanin

• Collagen

What is the thighbone called?

• Patella

• Ethmoid

• Femur

• Palatine

In the scientific classification system, what comes between "class" and "family"?

• Order

• Genus

• Phylum

• Species

Is a hot air balloon a solid, liquid, or gas?

• Liquid

• Gas

• Solid

Which gland regulates metabolism?

• Hypothalamus

• Thyroid

• Adrenal

• Pituitary

What is the axial tilt of the Earth?

• 24.5 degrees

• 17.5 degrees

• 12.7 degrees

• 23.5 degrees

How many elements are on the periodic table?

• 153

• 118

• 100

• 57

What is the freezing point of water?

• 100 degrees Fahrenheit

• 32 degrees Fahrenheit

• 212 degrees Fahrenheit

• 0 degrees Fahrenheit

Earth's atmosphere consists mostly of?

• Oxygen and nitrogen

• Oxygen and hydrogen

• Hydrogen and helium

• Carbon dioxide and argon

How long does it take for Earth to make one rotation on its axis?

• 365 days

• 28 days

• 24 hours

• 7 days

What part of a microscope holds a specimen in place?

• Stage clips

• Nosepiece

• Arm

• Illuminator

The rate at which velocity changes over time defines which of the following?

• Oscillation

• Acceleration

• Accretion

• Momentum

What are the three kinds of blood vessels?

• Veins, arteries, and capillaries

• Veins, arthritis, and capillaries

• Vines, arteries, and capillaries

• Veins, arteries, and caterpillars