Physical Science
What are the 3 States of Matter
Solid, Liquid, Gas
What are the four main layers of the Earth?
Crust, mantle, outer core, and inner core.
What is the name of the largest planet in our solar system?
Jupiter
What is the basic unit of life in all living things?
Cells
What is the difference between weather and climate?
Weather describes the short term, and climate describes the long term?
What causes matter to change from one state to another?
Changes in temperature or pressure
What causes earthquakes?
The movement of tectonic plates along faults in the Earth's crust.
What causes the Moon to shine at night?
It reflects light from the Sun.
What do plants need to perform photosynthesis?
Sunlight, Carbon Dioxide, and Water.
How do animals adapt to their environment? Give 2 examples.
Camouflage, grow fur, long neck, hibernate, migration.
What is it called when a liquid turns into a gas?
Evaporation.
What are the 3 main types of Rocks?
Igneous, Sedimentary, and Metamorphic
Which planet is know as the "Red Planet"?
Mars
What are the 5 main groups of Vertebrate animals?
Mammals, fish, reptile, amphibians, and birds.
What are the 3 R's of taking care of our environment?
Reduce, Reuse, and Recycle.
What happens to the particles in a solid when it melts into a liquid?
The particles move faster and spread out
Why do we have a day and a night?
The Earth rotates on its axis every 24 hrs.
What force keeps the planets in order around the Sun?
Gravity or Gravitational Pull
How do animals get energy?
By eating food, which provides nutrients and energy.
What is the difference between a Carnivore, herbivore, and omnivore?
Carnivore= meat, herbivore= plants, and omnivore = both.
What is the fourth state of matter found in lightning and the sun?
Plasma.
What is it the process of breaking down rocks into smaller pieces called?
Weathering
What is the name of galaxy that contains our solar system?
The Milky Way
What is the role of the digestive system?
To break down food into nutrients that the body can use for energy.
How do fossils help scientists understand the past?
Show evidence of past life, and help understand extinct lives.