STAAR REVIEW

Which statement is correct about protons and valence electrons?

• The number of valence electrons determines the identity of the element, while the number of protons determines its reactivity.

• The number of valence electrons plus the number of protons is equal to the atomic mass of an element.

• The number of protons minus the number of valence electrons is equal to the number of neutrons

• The number of protons determines the identity of an element, while the number of valence electrons determines its reactivity.

What is the net force acting on this balloon?

• 7N to the right

• 10N to the right

• 6N to the left

• 4N to the right

If you were located at Point X, which path would be the steepest path to the shoreline?

• Path A

• Path B

• Path C

• Path D

What is the primary function of the body system shown?

• The protection of vital organs from injury

• The chemical breakdown of food into smaller pieces

• The transport of nutrients, water, and oxygen to body cells

• The production of hormones that regulate growth and metabolism

Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?

• first
• second
• third 
• fourth

Consumer that eats plants

• heterotroph
• herbivore
• producer
• community

Which organelle is only found in a plant cell?

• nucleus

• chloroplast

• mitochondria

• cell membrane

Where is DNA stored in a cell?

• Lysosomes

• Golgi Complex

• Ribosomes

• Nucleus

Name the moon phase

• First Quarter
• Last Quarter
• New Moon
• Full Moon

Name the phase of the moon for letter f

• Waning Gibbous
• Waxing Gibbous
• Waning Crescent
• Waxing Crescent