When water freezes it changes from a liquid to a ______
a solid.
Sand is made up of tiny pieces of _____________.
rock.
Name the four stages in a butterfly's life cycle.
egg, larva, pupa, adult
Name the science tool that you can hold in your hand that makes objects appear larger.
hand lens, magnifying lens
The sun is a ______________.
a star.
The force that pulls objects toward the ground is called __________.
gravity.
Moving air is called ____________.
wind.
What are the stages of a frog life cycle?
egg, tadpole, frog.
Name the tool that can measure the length of a solid object.
a ruler or measuring tape.
What is the third planet from the sun?
Earth
All magnets have a _______ and ________ pole.
north and south pole.
What does a meteorologist study?
weather and climate
What are the basic needs for life that all living things must have.
food, water, and air.
What do scientists wear to protect their eyes during experiments?
goggles.
___________ is at the center of our solar system.
the Sun.
What is a force?
a push or a pull.
What causes water to evaporate?
Heat
What body part does a human use for breathing?
lungs.
___________ is a fact learned directly through the five senses.
an observation.
The three states of matter are ________________.
solid, liquid, and gas.
What is the process that a plant uses to make food?
Photosynthesis.
To group objects or events according to similarities or differences.
classifying.