Science 1
What does the word decrease mean?
To lower or to go down
What does adaptation mean?
a physical or behavioral feature of an animal that helps them better survive in their environment
On a hot sunny day, the water puddle seems to have disappeared. This is an example of
evaporation
What is a pollinator
Give an example of a pull force
tug of war, pulling a wagon up a hill, drawing water from a well, pulling a plug out the wall
This 3-sided shape is often used in bridges because it is the strongest shape for supporting weight.
What is a food chain
energy moving from one organism to the next
True or False: Lions are at the top of the food chain
True
What energy keeps us on the ground instead of floating around?
Is a spiderweb a natural structure or a human built structure
Movement of rock and debris down a slope
Landslide
Why is soil important?
It provides support and nutrients for plants to grow
Precipitation means
water falling from the sky in the form of rain, snow, sleet, or hail.
What is a pistil
the male reproductive system of a plant
What are the things a plant needs to survive
Air,water,space,soil,sun
This is the process where plants use sunlight, water, and carbon dioxide to make their own food.
photosynthesis
Name two ways humans use plants other than for food.
oxygen, clothing, shelter/wood, medicine, paper.
Opening a drawer is an example of this type of force.
pull force
How do we measure the temperature?
Thermometer
How do plants get energy?
What does the word dormant mean?
To be inactive - for example a plant during winter or a drought.
What is the force that keeps things on the ground?
gravity
What is the main job of a plant's roots?
To soak up water/nutrients from the soil and hold the plant firmly in the ground.
This dark, rich part of the soil is made up of decayed plants and animals.
humus
Condensation happpens when
Water cools and condenses, changing from gas to liquid.
What is an example of adaptation
answers will vary
Why are plants important to humans (give me 2 reasons)
answers will vary
When wind or water washes away the top layer of soil, it is called this.
What is soil erosion?
Give an example of a food chain.
Has to be a correct and sensible food chain.