What is the main function of the plant's leaf?
Absorb water
The __________ is the rise and fall of the water in the ocean caused by the gravity forces from the moon
Which of the following is the longest bone in the human body?
Femur
Everything around us is made up of _____________.
Matter
A property of light that causes it to bounce off of things
Reflective
What is the main function of this plant’s roots?
Absorb nutrients
The Earth, Sun, Moon and the 7 other planets exist in the _____________ galaxy.
Milkyway
An ______________ is a group of tissues that work together to carry out a job
Organ
The amount of matter in an object
a. mass
b. volume
c. weight
mass
How we describe a material that scatters light, making it difficult to see clearly through it
Translucent
What gas do plants give off?
Oxygen
How many phases are in the lunar cycle?
Eight
The body system is responsible for holding your body up (keeping it from a blob-like Jello) is the __.
a. muscular
b. skeletal
c. respiratory
d. digestive
Amount of space a thing occupies
Volume
Bending of light
refraction
____________ is the process that plants use to make their own food.
Photosynthesis
A _______ is an imaginary line that runs through both poles of the Earth.
Axis
Which system involves the lungs, heart, trachea, and the brain?
a. respiratory
b. digestive
c. muscular
d. muscular
Respiratory
The amount of matter in an object relative to the space the object fills. ________________________ describes the relationship of mass to volume.
Density
A force that opposes motion between two surfaces that are in contact
Friction
In which plant cell structure does photosynthesis occur?
Chloroplast
Which planet is situated between Earth and Jupiter?
Mars
Approximately how many permanent teeth do humans have?
32
Chemical symbol for hydrogen
H
Energy from the sun that is converted into thermal or electrical energy
Solar energy