Which materials should be used to make a pan? (handle and the pan part)
Copper for the metal pan and stainless steel for the handles
DNA is condensed into chromosomes and located in the...... of a cell.
Nucleus
Where will the biker have the most kinetic energy?
At the bottom point Z. All PE turns to KE
What happens to gravitational force when objects are moved closer?
gravitational force increases
Two forces that drive the water cycle
What is gravity and sunlight
A computer touch screen allows users to enter information. Users have complained that the touch screen is too difficult to operate. The complaints are which element of the universal systems model?
A. Feedback
B. Goal
C. Inputs
D. Process
Inputs
Selective barrier in both plant and animal cells that controls what goes in and out of a cell. It maintains balance.
What is a cell membrane
The amplitude of a sound wave determines....
How loud the sound it.
Rock layers W, Y, and Z and fault X are shown. The rock layers and the fault were formed at different times. Rank the layers in order from youngest to oldest.
W--> X--> Y--->Z
Name the force that pulls all things on and near Earth toward its center AND plays a major role in the formation and motions of planets, stars, solar systems, and galaxies.
Gravitational force/gravity
Which TWO PROPERTIES of the materials should students test in order to build a catapult that launches marbles the greatest distance?
Strength, malleability, flexibility hardness
Strength and flexibility of materials
Organelle that absorbs sunlight for photosynthesis. It produces sugars
Chloroplasts
If the wavelength is shorter, what happens to its frequency?
Briefly explain why we do not experience eclipses every month during new moon and full moon stages.
The moon's plane is tilted 5 degrees so during a new moon or full moon, the moon is still not directly in a line with the sun and earth.
Genes code for.....
This determines traits.
Proteins
How long is the table based on this scale?
10 feet. (The picture shows 10 1/4 inches.)
Name two structures found in plant cells but not animal cells.
When the wavelengths are shorter and each wave is closer together, what happens to the energy?
The energy increases when the wavelength is shorter
Draw the sun, earth and moon positions during a lunar eclipse.
Process of using biotechnology to manipulate a gene to obtain desirable traits
Genetic engineering
1. Which way will the box move? With how much force will it be moving in that direction?
"The box will move to the ____ with ____Newtons."
Net force = 18N - 7N = 11N to the right.
Box will move towards the right.
Organize the following from smallest level to the largest and most complex level:
Tissues, Cells, Organ system, Organs
Cells--> Tissues ---> Organ----> Organ system
How will light interact when getting into contact with these three materials:
(Transmitted through, absorbed by or reflected by the material?)
- aluminum foil
- plastic wrap
- black towel
Light is reflected by aluminum, absorbed by black towel and transmitted through plastic wrap
Factors that can change igneous or metamorphic rocks into sedimentary rocks?
What is weathering and erosion
Sunlight warms an area of Earth’s surface. Winds then carry thermal energy from this area to another location. Name the two heat transfer processes that are primarily involved in this situation.
Radiation and Convection