Types of Interactions

What will happen when these magnets are brought close together?

• They will attract each other.

• They will repel each other.

• Both magnets will turn to the left

• Both magnets will turn to the right

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The table provided shows data collected by students during an investigation of two electromagnets. Which of the following conclusions is supported by data on the table?

• When two electromagnets are of like charges, they attract each other.

• Electromagnets that repel each other have more force than those that attract each other.

• The greater the charges of two electromagnets, the greater the size of the force.

• If the charge on one magnet is positive, the charge on the other must be negative.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A tiger hunting a warthog is an example of this type of interaction.

• predatory

• mutualism

• competitve

• symbiotic

Name the species interaction: A decorator crab camouflages itself with sponges. Sponges are unaffected.

• mutualism

• parasitism

• commensalism

On a safari at night, a lion hunts and feeds on an antelope. In this relationship, the lion is the ____________________ and the antelope is the _________________.

• parasite/host

• predator/prey

• prey/predator

A close relationship between 2 species

• commensalism

• parasitism

• mutualism

• symbiosis

A relationship in which both organisms benefit.

• commensalism

• parasitism

• mutualism

• symbiosis

A relationship in which one organism is helped and the other is harmed.

• commensalism

• parasitism

• mutualism

• symbiosis

A relationship in which one organism is helped and the other is neither helped nor harmed.

• commensalism

• parasitism

• mutualism

• symbiosis

What word describes the following description?

Some orchids live on trees. That way the orchids get more sunlight and protection. This does not harm the tree.

• mutualism

• parasitism

• commensalism

• symbiosis

Tags

NGSS.MS-LS2-2