CH 4 + 2O 2 CO 2 + 2H 2 O Number of oxygen atoms on the product side of the reaction 2 part question According to the Law of Conservation of Mass, is this chemical reaction balanced or not balanced?
Difference between what the 2 graphs are showing A B
Both are acceleration graphs (speed divided by time) A - What is constant speed (no acceleration)? B - What is constant acceleration? B A
Jace place a ramp on 4 thick books. He placed a marble at Point A as shown below. The marble rolled down the ramp. When it reached the bottom, the marble hit and pushed a toy car. He repeated the experiment using the same marble and car. State 2 ways he can make the toy car move faster without changing the starting position of the marble and the car.
1 - What is increase the mass of the marble? 2 - What is decrease the mass of the toy car?
Identify the crustal feature with its plate movement Fault lines Deep ocean ridges Lofty mountains Folded mountains Ocean trenches
Fault lines Deep ocean ridges Lofty mountains Folded mountains Ocean trenches Crust to crust Ocean to crust Ocean to ocean RiftingShearing
Inherited traits of individuals are governed by _____ found in the _____ within the _____ in the _____ of cells.
What is – Genetic material (DNA) Genes Chromosomes Nucleus genetic material genes chromosomenucleus Inherited traits of individuals are governed by genetic material found in the genes within the chromosomes in the nucleus of cells.
Biodiversity contributes to the _____ of an ecosystem.
The table shows data a researcher collected on the heron population on Lake Bluebell. A.On average, how many eggs does a healthy heron lay? B.How much precipitation occurs in a 5-year period in the area? C.Does the amount of precipitation affect the number of eggs that hatch? D.Are young herons raised by one parent or both parents? The best question is ___.
What is, “Does the amount of precipitation affect the number of eggs that hatch?”
Most individuals of a certain species of bird have medium- length tails, but tail length ranges within the species from very short to very long. If a new predator arrived that preferred birds with medium-length tails, which graph describes the most likely result? A B C D
Box – What is 16 cm 3 ? (length x width x height) (2 cm x 2 cm x 4 cm) Rock – What is 27 cm 3 ? (difference in water displacement) (final – initial = displacement = volume ) (42 mL – 15 mL = 27 mL displaced)