Science Final Test

What is the main job of the digestive system?

• break down foods into nutrients that can be used by the body

• take in oxygen and exhale waste like caron dioxide

• transport nutrients throughout the body

• create energy

What system controls and coordinates ALL voluntary and involuntary life functions?

• Nervous System

• Skeletal System

• Digestive System

• Respiratory System

Which body system transports oxygen and nutrients through out the body?

• Muscular System

• Nervous System

• Digestive System

• Circulatory System

What system receives oxygen and gets rid of carbon dioxide?

• Heart

• Muscular System

• Veins 

• Respiratory System

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What variables should be kept constant/controlled? 

• type of plant, flower pot,  soil, and amount of sunlight

• water, apple juice, milk

• only the amount of sunlight

• type of plant only

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Jack has a rock. The rock has a mass of 14.5 g and a volume of 7.5 cm³. What is the density of the rock? (D=m/v) to the nearest tenth.

• 1.9 g/cm³

• 2 g/cm³

• 1.8 g/cm³

• 2.0 g

What is the volume of Object X?

• 10.0 cm³

• 15.0 cm³

• 20.0 cm³

• 25.0 cm³

Name group 18 on the periodic table.

• alkali metals

• alkaline earth metals

• transition metals

• noble gases

A glass of ice water is placed outside on a hot summer day. After a few minutes, what phase change causes the water droplets we observe on the outside of the glass?

• freezing

• melting

• condensation

• vaporization

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

All matter is made of

• cells

• atoms

• electrons

• compounds

Tags

NGSS.MS-PS1-1