Energy, Electricity, Light and Heat
the ability to do work
energy
If a room is completely dark, you cannot see objects because there is no ______ entering your eyes.
light
This body part processes information from your senses.
brain
What do scientist use fossils for?
To learn about the past.
Amplitude describes the _____ of a wave.
height
This type of fuel comes from the ground and cannot be replaced quickly.
fossil fuel
Jacob wants to make an eye model. He has a magnifying lens, a flashlight, a piece of paper, and a donut. How should Jacob arrange these objects to make an eye model? In a real eye, light travels through the corneal lens, goes through the pupil, and reaches the retina at the back of the eye.
a. Flashlight, Donut, Paper, Magnifying Lens
b. Flashlight, Magnifying Lens, Donut, Paper
c. Flashlight, Paper, Donut, Magnifying Lens
d. Flashlight, Paper, Magnifying Lens, Donut
B
Stems help plants do these two things.
support the plant and transport water/nutrients
Why do scientists look for patterns on Earth maps?
To predict and understand Earth events.
Information can be sent using repeating _____.
patterns
This part of a circuit provides the energy that pushes electricity through the wires.
battery
True or False?
Humans and mice both respond to the information of “purring cat” in the same way.
false
Name one sense and explain how it helps animals gather information from their environment.
Name and explain
sight, taste, smell, touch, hearing
If marine fossils are found above plant fossils, what does it suggest?
The area changed from land to water
How high or low a sound is when you hear it is called______.
pitch
Name two renewable energy sources.
ex: wind, water, solar (sunlight)
take something apart to study it
dissect
What is the purpose of thorns on a pant?
Thorns are protection to keep animals from eating the plant.
How does erosion help shape Earth’s surface?
It moves and reshapes landforms?
Give one advantage of using sound to send information.
It can travel around objects or be used when you can not see the person sending the information.
When a flashlight turns on, electrical energy changes into these two forms of energy.
light and heat
Tarsiers are most active at night. That’s when they move around and hunt for insects to eat. Explain two things: why the tarsier’s eyes look the way (large pupils) that they do, and how they might help the tarsier find insects to eat at night
The tarsier’s eyes look the way that they do because its pupils are wide open. This helps the tarsier find insects because they need as much light in their eyes as they can get to be able to see insects when it’s dark out.
Name an adaptation of an animal and how it helps the animal survive.
EXs:
hummingbird's long beak helps it reach food
polar bear's white fur help it to blend in to it's environment
Name one natural hazard and a safety precaution that we can do?
exs:
earthquake-build stronger buildings
flood- build a dam or a levee
In which of the following places would using a drum work to send a secret messages?
a. The drum will work on Earth, under the water, and in outer space.
b. The drum will work on Earth and under the water. The drum will not work in outer space.
c. The drum will work on Earth and in outer space. The drum will not work under the water.
d. The drum will work under the water and in outer space. The drum will not work on Earth.
b