Grade 2 SCIENCE (A)
Solids, Liquids and Gas
Air is a ________
Gas
True or False. All liquids flow at the same speed.
False
Give 3 examples of needs.
Food, water, shelter, family, etc.
If there are too many plants in one area, they might compete for resources like sunlight, water, and nutrient. This is an example of __________
Overpopulation
A pencil is an example of a ________. (liquid, solid or gas)
Solid
When water turns from a liquid to a solid it _____. (freezes/melts)
Freezes
Which liquid flow more slowly, oil or hand sanitizer?
Sanitizer
Give 3 examples of wants.
Television, cars, toys, cake
Being responsible and caring for the environment is an example of
Stewardship
Shampoo is an example of a ________. (liquid, solid or gas)
Liquid
Will a paper clip float or sink?
Sink
True or false. All solids dissolve in water.
False
What is a cause in cause and effect relationship?
The reason for something happening
Sometimes, human activities can cause ______ which can harm the Earth's surface and the environment.
Pollution
What is the solid form of water?
Ice
What is another name for when heat travels from hotter to cooler places?
Thermal Energy
What happens when we mix sugar into hot water?
It dissolves
What is an effect in a cause and effect relationship?
What happened as a result
Many animals, such as rabbits, groundhogs, and prairie dogs are known for this type of activity
Burrowing
What is the definition of a liquid?
Something that takes the shape of its container.
What are goods?
Things that people make or sell
What would the particles in a solid look like?
Packed very close together
What is matter?
Anything that takes up space
Name 3 natural disasters.
Tornado
Hurricane
Land slide
Avalanche
Tsunami