Answer:
These activities describe the use of technology in science.
1) looking at cells through a microscope.
2) viewing stars through a telescope.
5) developing a computer model for earthquakes.
Explanation:
The moment a scientific instrument/equipment is involved in any scientific activity, there is a use of technology is such scientific activity.
Machines and equipment like Computers, Telescopes, and Microscope are technological.
Check all that apply:
1) looking at cells through a microscope
2) viewing stars through a telescope
3) observing a plant with the unaided eye
4) creating a blank data table by hand in a notebook
5) developing a computer model for earthquakes
Answer:
In Watson and Crick's model, the two strands of the DNA double helix are held together by hydrogen bonds between nitrogenous bases on opposite strands. Each pair of bases lies flat, forming a "rung" on the ladder of the DNA molecule.
Explanation:
hope it helps ya
N2 + 3H2 ---> 2NH3
nitrogen + hydrogen ---> ammonia
Frequency is a measure of hertz
