Energy
Energy is defined as___
The ability to do work
This instrument is called a
Measuring cylinder
Planting trees is called__?
Forestation
What is the force that pulls items (e.g balls) down?
Gravity
What is mechanical energy?
The sum of kinetic and potential energy
What instrument measures current?
An Ammeter
What is the name of the layer of gas surrounding the earth?
The atmosphere
What is the temperature sensitive liquid in a thermometer?
Mercury
What is the input and output energy of the sun? List all
Nuclear energy turns into heat and light energy.
Where should you point the mouth of a boiling tube?
Away from you
What are the products of photosynthesis?
Food (glucose) and Oxygen
This is the hardest naturally occurring substance... A: emerald B: tourmaline C: diamond D: corrundum
Diamond. Diamond is also one of the most valuable natural substances. Diamonds are crystals formed almost entirely of carbon. Because of its hardness, the diamond is the most enduring of all gemstones.
What is the best alternative to powering a house near the beach?
Wind Turbines to harvest wind energy.
When reading a measuring cylinder, you must be eye level with the ___
Meniscus
Where are tropical weather systems formed?
The gulf of Guinea (Africa)
In nature, some animals have naturally bright shocking colours. Why is that?
These animals are poisonous.
What creates fossil fuel?
The intense heat and pressure underground
Why are some lab equipment made of glass
To withstand heat and to not react with the chemicals.
What are the two weather patterns which cause immense rainfall and drought in the world?
El nino and La nina
The earth rotates and revolves as it moves throughout space. How long is a rotation and revolution?
A rotation is 24 hours and a revolution is 365.25 days or 1 year.