earth science
define environment
Everything living and nonliving in an area
_____ is a push or a pull
force
name 1 thing plants need to survive
water, sunlight, air, nutrients
ice is what state of matter
which weighs more: a ton of bricks or a ton of feathers?
they weigh the same
what is pollution
Any item that makes the earth dirty or not healthy
you turn this on when its dark
a light
what gas do humans exhale
carbon dioxide
the 3 states of matter
what is solid, liquid, gas
what tool tells you the temperature
thermometer
give an example of a carnivore
lion, tiger, shark, etc
what is the force that keeps up on the ground
gravity
give an example of a producer
plant, tree, bush, flower
the first element on the peridoic table
hydrogen
frogs start their life cycle as this swimming baby
tadpoles
what is a source of energy that lights and heats the earth
the sun
metal sticks to this kind of material
magnetic
name 2 of the 5 senses
touch, taste, smell, hear, see
do oil and water mix?
no
what organ pumps blood through your body
heart
the sun is not a plant but a ____
star
does light travel slower or faster than sound
faster
which part of a plant takes in water and nutrients
the roots
what liquid can you mix with baking soda to make an explosion
vinegar
humans, dogs, cats, and bears are this type of animal
mammal