Show:
Matter
Energy
Light
Vocab
Nature Of Science
100
What are characteristics of a Solid, liquid, and gas?
Solid- definite shape, definite size Liquid- definite size, but takes the shape of its container gas- no definite shape or size
100
What is energy? What are different types of Energy? Give some examples of how we use energy everyday.
Energy is the ability to do work. Different types of energy include Sound energy, Mechanical Energy, Light Energy, and Electrical Energy. EX: the lights, microwave, charge our phones, watch tv
100
If you shine a flashlight through a transparent object, what happens ?
the light will pass through the transparent object
100
What is VOLUME?
The amount of space something takes up.
100
Dennis is having a picnic but needs to keep his food cold until it starts. He has two coolers but wants to know which cooler will keep his food colder. He puts a popsicle in each cooler to investigate which popsicle melts the slowest. What would Dennis need to do in order to help him decide which cooler to use? A. Make careful observations B. Form a hypothesis C. Share an opinion D. Collect more material
A. Make careful observations
200
What is matter?
Matter is anything that takes up space. A solid, a liquid, and a gas.
200
Bob and his brothers watched their favorite show on the TV and then decided to go outside to catch fireflies and look at the stars. What form of energy do the TV, fireflies, and stars have in common.
light
200
What causes shadows?
when light is blocked by an opaque object, a shadow is formed.
200
What are physical properties? Give Examples.
Physical properties are characteristics of matter that can be observed or measured directly. EX: color, shape, temperature, texture, size the sky is blue, the shape of the basketball is round (Sphere), the texture of the desks is smooth, the teacher is taller/bigger than the student
200
Fill in the blank. The higher the temperature, the ______ it is. The Lower the temperature, the ______ it is.
The higher the temperature, the WARMER it is. The lower the temperature, the COOLER it is.
300
Give an example of condensation.
EX: I have a lunchbox with a cold juice box in it. When I open my lunchbox at lunchtime, I see water drops on the inside of the lunchbox.
300
Sources of Energy can be found all around us. Can you name some examples?
Oven and stove, fire, the sun, heater, toaster
300
True or False. Light from the sun travels in a straight path on its way to Earth. How can you model this?
True. You can use a flashlight to model the way light travels in a straight path.
300
Rubbing your hands together to create heat, erasing a mistake on your test and the pencil gets hot, and rubbing two sticks together to make a fire are all examples of what?
Friction
300
Kayla puts a red rock in a bowl of water and watches the water level rise. Next she takes out the red rock and puts in a blue one. The blue rock raises the water level more than the red rock. Why?
The blue rock has more volume than the red rock.
400
What is the fastest way to change water from a liquid to a gas? Give examples.
heat the water until it evaporates ex: a pot of water placed over a fire
400
Which of the following best describes energy? A. Energy is always in the same form. B. Energy is the same thing as matter. C. Energy can always be seen with our eyes. D. Energy can cause motion or create change.
D. Energy can cause motion or create change.
400
Macy puts a pencil in a glass of water. She then observed that the pencil appeared broken in the water. Explain what has happened to the pencil.
Light is bent as it passes through the water causing refraction.
400
What is an inference?
An inference is an conclusion or assumption that explains something you've observed
400
Patty has 3 mL of water in a test tube. She drops a marble in the test tube and the water level moves up to 5 mL. What is the volume of the cube?
2 mL
500
Sometimes in the morning, there are droplets of water on the grass. By the time it is afternoon, the drops of water are gone. Describe what happens to the drops of water?
The sun heated the water and caused the drops to evaporate.
500
Give an example of energy being used to create a change in matter.
EX: boiling water, freezing juice into a popsicle.
500
Why do fire trucks,apples, and other red objects appear red when we look at them?
Red light is reflected while the other colors of light are absorbed
500
Cris is investigating evaporation. She puts a few drops of water on a penny that is on a plate and puts the plate under a lamp. The next morning, she infers that the water has evaporated. What is the source of the heat they may have caused this evaporation to occur? A. The plate B. The Penny C. The lamp D. The water
C. The lamp
500
Ron, Ashley, and Jenny want to get on the seesaw on the playground. First Ron and Ashley take a turn. Ron's end of the seesaw goes down while Ashley's goes up. Then Ashley and Jenny take a turn and Ashley's end goes down, while Jenny's end goes up. Lastly, Ron and Jenny take a turn together. Ron's end goes down, while Jenny's goes up. Which person weighs the least? What about the most? (DRAW IT OUT!)
Least = Jenny Most= Ron