Keith hypothesizes that if he plants a rose bush in the sun, it will grow twice as fast as a rose bush planted in the shade. keith makes the following plan for his experiment:
plant two rose bushes of the same age. place one in a shady area and one in a sunny area.
water one of the bushes three times a week
apply fertilizer to the other bush three times a week
measure the bushes' growth weekly
report the results

Match the vocabulary word with its meaning

The creation of the trans-siberian railway allowed people to travel across russia. how could this railway impact russian culture?

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies? a. it's a region that exhibits a weak gravitational pull, thus maintaining a safe distance from the sun. b. it's an area that doesn't experience any major weather events that could cause mass extinctions. c. it's an area that's an optimal distance from the sun for potentially supporting life. d. it's a region that's unaffected by asteroid or meteor impacts.