COMPLETE SOLUTIONS VERIFIED GRADED A+
which of these is the best explanation of how a smooth round stone become
smooth
It was in a stream for a long time
Any astronomical body that revolves around a larger body is called
Satellite
If you place bean seeds between moist paper towels and watch the stem leaves
appear you will see a demonstration of?
Germination
Which element does not contain any neutrons?
Hydrogen
How many atoms are in a single molecule of water (H2O)
2
Argon and Neon are..?
Noble gases
Processes of the water cycle
Evaporation, condensation, sublimination, and so on
in a balanced ecosystem, which of the following would have the greatest
population?
Plankton
water droplets
Condensation
Friction is the force that
Opposes motion between 2 surfaces
Which of the following reproduce by spawning?
Fish
, To test the effectiveness of plant fertilizer, groups of plants are grown with
different types of fertilizer. A control group of plants would?
Not be given any fertilizer
When scientists measure a liquids resistance to flow, they are measuring the
liquids
Viscosity
A radar is designed to report the track of an aircraft every second. If this radar
reports 30 tracks in one minute, what percentage of the time did the radar track
the aircraft?
50%
Jerry walked a dog from 6:40 a.m. to 7:30 a.m. one day. If he was paid at the rate
of $6 per hour, how much did he earn that day?
5.00
A woman is looking for a bigger square office. She finds an office twice the area
of her current office. If the perimeter of her current office is 88 feet, how many
square feet is the new office?
968 square feet
How many feet of chain fence are necessary to enclose a dog pen that is square
and has an area of 64 sq feet?
32
A train goes twice as fast downhill as it can go uphill, and 2/3 feet as fast uphill as
it can go on level ground. If it goes 120 miles per hour downhill, how long will it
take to travel 45 miles per flat land?
1/2 hour
The pet store had six puppies selling for 104 each and twelve kittens selling for
24 each. Today, only two puppies and eight kittens were left. In dollar terms, what
was the ratio of sales of puppies to kittens?
13 to 3
Jamie just bought two boxes. The first box is square, with each side measuring
10 units, and is 4 units high. The second box is rectangular and has twice the