Question | Answer |
What is made up of several minerals? | Rocks with different colors. |
What question could you ask if someone built an ant colony? | What do ants do on the colony? |
If you have endangered frogs living in your pond and you spay weed killer on the grass, what should you do? | You should stop using the weed killer where it would be washed into the pond. |
Why do we have day and night on earth? | because the earth spins on its axis. |
A simple machine that uses grooved wheels and a rope to raise, lower, or move a load | Pulley |
A stiff bar that rests on a support called fulcrum which lifts or moves loads | Lever |
An object with at least one slanting side ending in a sharpe edge, which cuts material apart | Wedges |
A wheel with a rod, called an axle, through its center lifts or moves loads | Wheel and axle |
A slanting surface connecting a lower level to a higher level | Inclined plane |
An inclined plane wrapped around a pole which holds things together or lifts materials | Screw |
How rocks break down into soil and how natural resources can actually change the shape of Earth's surface | Weathering |
The main ingredients of all types of soil | Broken rocks and minerals |
Evaporation, condensation, precipitation, collection | The water cycle |
In order to light a light bulb, | You must connect a wire to the positive and negative side of a battery and must be connected to the light bulb |
Process of the digestive system | Mouth, esophagus, stomach, small intestines, and large intestines |
To change a liquid to a solid | You must take away heat |
What is soft and has layers | Sedimentary rock |
What is the function of the skeletal system | To protect the other body parts |
If two people are pulling in opposite directions with the same force | The n neither person will pull the other person |
When sound waves move back and forth more quickly | The pitch of the sound is high |
A tree can benefit the most from | Richer soil after a forest fire |
What allows all of the appliances in your home to work | Electrical energy |
What is needed for a healthy body | Fats, proteins, carbohydrates, vitamins, and minerals |
What happens if a person decides to build a new store where there was a forest. | Most plants and some animals will die, but some animals will move |
The best model to use for a plant | A plastic straw |
A characteristic of a bird that no other species has | Feathers |
Why is the American alligator and the brown pelican no longer considered endangered | Because of laws protecting them |