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- Multiple ChoicePlease save your changes before editing any questions.
An atom of which element has 37 protons, 48 neutrons and 1 valence electron?
Neon (Ne)
Carbon (C)
Rubidium (Rb)
Sodium (Na)
- Multiple ChoicePlease save your changes before editing any questions.
An atom of which element is represented by this model?
Neon (Ne)
Boron (B)
Nitrogen (N)
Carbon (C)
- Multiple ChoicePlease save your changes before editing any questions.
Which value is most likely the number of protons for saturntonium?
388
219
169
171
- Multiple ChoicePlease save your changes before editing any questions.What is the formula to calculate speed?Speed = time/distanceSpeed = distance/timeSpeed = distance x timeSpeed = time x distance
- Multiple ChoicePlease save your changes before editing any questions.A school bus drives 35 mph down the street and slows as it approaches the stop sign. This is an example of..accelerationspeedvelocityforce
- Multiple ChoicePlease save your changes before editing any questions.
What is the objects speed from 0-20 seconds?
0.5m/s
10m/s
2m/s
10m
- Multiple ChoicePlease save your changes before editing any questions.
Warm air that rises above the Earth's surface creates a ______________ area?
high pressure
low pressure
no pressure
sinking
- Multiple ChoicePlease save your changes before editing any questions.Which of the following describes what is happening in a high pressure system?cold air sinkingcold air risingwarm air rising